review of science glossary (size 10)
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| the 2 glands located on top of each kidney; also called "emergency glands" | adrenal glands
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| depressant that has anesthetic effect on the nervous system | alcohol
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| are building blocks of matter, the smallest particle of an element | atom
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| refers to the total number of protons and neutrons in the nucleus of an atom | atomic mass
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| a pair of stars that exist together; they appear as one star when seen from earth | binary stars
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| is the property of a material to be easily broken into pieces | brittleness
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| is heating the food and sealing it in a sterile airtight container | canning
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| the basic structural and functional unit of all living things | cell
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| an outward force that pulls an object away from the center of rotation | centrifugal force
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| an inward force that keeps an object moving in a circle | centripetal force
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| the part of the brain which controls all voluntary muscular movements | cerebellum
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| the part of the brain which controls all conscious and thinking activities | cerebrum
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| is an attractive force that holds atoms and ions together | chemical bond
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| is the energy stored in matter due to the arrangement of atoms in the molecules of substances | chemical energy
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| is adding chemicals to food to enhance flavor, provide color, improve nutrition, protect food against microorganisms and oxygen and to adjust acidity or tartness | chemical preservation
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| is the branch of science that studies matter, its composition and the changes it undergoes under different conditions | chemistry
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| the flow of nutritive fluids, gases waste materials and water in the body | circulation
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| the clashing of 2 bodies in a certain place or space | collision
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| a material composed of two or more elements that are chemical combined in definite proportions | compound
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| is the movement of energy from a source to an object by direct contact between them | conduction
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| groups of stars that form patterns | constellations
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| the crusts on which the continents are located | continental plates
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| is the transfer of heat energy when a large mass of liquid or gas with a different temperature moves from one place to another. | convection
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| the innermost part of the earth, believed to be consisting of molten iron. | core
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| is sharing electrons between two atoms | covalent bond
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| the outer layer of the earth on which man lives; it varies in depth. | crust
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| organisms that decompose matter | decomposers
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| is the amount of matter in a given volume of an objects | density
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| is used in getting the volume of irregularly shaped objects by immersing it in water and the amount of water that overflows is measured | displacement method
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| is the ability of a material to be drawn into a fine wire without breaking | ductility
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| the study of the interactions of living organisms with their environment | ecology
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| is the ability of a material to return to its original shape and size after it has been stretched, twisted or compressed | elasticity
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| is produced by the movement of electrons | electrical energy
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| are the basic kinds of matter; they are substances that cannot be broken up into simpler form by ordinary chemical methods. | elements
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| ductless glands that discharge their secretions directly into the bloodstream | endocrine glands
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| is the capacity to do work | energy
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| the red corpuscles or red blood cells | erythrocytes
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| the minimum speed a spacecraft much reach to overcome the pull of gravity | escape velocity
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| a systematic way of obtaining information to confirm a hypothesis | experimentation
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| a prediction beyond the range of observable data | extrapolation
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| are the characteristics of a substance which describes its outside appearance | extrinsic properties
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| the union of the ovum and the sperm | fertilization
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| is the ability of matter to be rolled or bent without breaking | flexibility
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| the repeated transfer of chemical energy in food through a series of organisms by eating and being eaten | food chain
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| the repeated process of using food substances by living organisms | food cycle
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| a schematic or quantitative representation of a food chain with the food producers forming at the base and top consumers at the apex | food pyramid
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| an overlapping system of food dependency | food web
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| a cluster of stars, constellations and nebulae | galaxy
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| is the resistance of a material from being scratched easily | hardness
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| results from the rapid movement of molecules in matter | heat energy
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| they are the internal secretions produced by the endocrine glands | hormones
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| produces electricity by waterpower | hydroelectric power
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| means that things cannot be on the same spot at the same time | impenetrability
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| is the tendency of matter not to move unless it is moved by some outside force; also the tendency of matter to keep moving until stopped by an outside force. | inertia
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| the space between planets | interplanetary space
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| a prediction within the range of given data | interpolation
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| are permanent characteristics of a substance which are inherent in the material itself. | intrinsic properties
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| electrons are transferred from atom to atom | ionic bonds
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| is the energy possessed by moving objects | kinetic energy
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| the white corpuscles or white blood cells | leucocytes
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| the distance traveled by light in one year; = to 9.46 km | light year
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| is the ability of materials to be hammered or pounded into tin sheets or beaten into various shapes without breaking | malleability
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| the layer which surrounds the core of the earth; made up of a thick layer of rocks | mantle
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| is the amount of matter in an object which is measured in grams or kilograms | mass
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| is anything that occupies space and has mass and weight | matter
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| is energy shown in moving objects which when applied to another object will cause it to move | mechanical energy
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| the part of the brain which controls the involuntary muscles of the heart, intestines, stomach, diaphragm, etc. | medulla oblongata
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| is the sharing of electrons of many atoms | metallic bond
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| a combination of 2 or more materials physically combined and can be separated by ordinary means | mixtures
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| are the units that contain 2 or more atoms, which are constantly moving | molecules
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| highly dangerous drugs that affect the mind; often addictive and in large doses can cause stupor, coma or death | narcotics
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| a process where nitrogen gas from the atmosphere is fixed in the soil or roots of leguminous plants as nitrogen compounds for plants to use | nitrogen-fixation
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| energy resources that cannot be replaced quickly once they are used up | non-renewable
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| is energy released from the nucleus of an atom | nuclear energy
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| produces nuclear energy by splitting the nuclei of heavy atoms into fragments | nuclear fission
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| produces nuclear energy by combining the nuclei of light elements to form heavier and more stable nuclei | nuclear fusion
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| the gland that has a special group of cells, the islet of Langerhans, which secretes the hormone insulin. | pancreas
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| hormone secreted by the gland pancreas, which enables the liver to store sugar as glycogen and oxidize sugar efficiently | insulin
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| the gland that secretes a hormone which controls the metabolism of calcium and phosphorus | parathyroid gland
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| is the process of killing bacteria by heating food at 60º-66ºC for 30-40 minutes and cooking it immediately | Pasteurization
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| is a chart, which shows the many facts about elements and their atoms | periodic table
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| the liquid part of the blood | plasma
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| synthetics that can be pressed, melted or molded into any desired shape | plastics
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| is the ability to absorb or hold much water or liquid | porosity
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| is stored energy | potential energy
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| foretelling the probable outcome or result | predicting
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| plants that provide food for the community | producers
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| states that the universe expanded from a ball of matter | pulsating theory
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| comes in the form of light, infrared and ultraviolet rays, x-ray, radio waves and cosmic rays | radiant energy
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| is the transfer of energy through waves | radiation
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| is the simplest nervous reaction | reflex action
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| is keeping food at low temperature where microorganisms become less active | refrigeration
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| is the property of materials to be dissolved in liquid | solubility
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| is the material being dissolved | solute
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| is the dissolving medium | solvent
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| is produced by vibrating objects | sound energy
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| the region beyond the Earth's atmosphere | space
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| an unmanned device sent out to explore space | space probe
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| a reusable space vehicle which takes off like a rocket and lands like an airplane | space shuttle
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| an orbiting spacecraft designed to be occupied by teams of astronauts and cosmonauts over long periods. | space station
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| the measure of how fast an object moves | speed
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| a huge shining ball in space that produces a tremendous amount of light and energy | star
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| states that the universe had a beginning and it will have no end | steady-state theory
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| an exploding star | supernova
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| elements which are created in laboratories because they are not found in nature | synthetic elements
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| are artificially prepared materials by putting together new compounds | synthetics
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| are heated until they are soft then molded and cooled | thermoplastic plastics
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| are placed in molds where heat and pressure are applied until the plastic set hardens | thermosetting plastics
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| the gland that produces the hormone thyroxin which regulate the rate of metabolism | thyroid gland
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| the measure of how fast an object moves towards a particular direction | velocity
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| is the amount of space that an object occupies which is expressed in cubic units | volume
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| is the pull of gravity on an object which is expressed in Newton or dyne | weight
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| the change in velocity during a given period of time | acceleration
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| type of precipitation like rain or snow; contains compounds that result from the reaction of oxides of sulfur, nitrogen and carbon with water | acid rain
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| a volcano that has shown frequent eruptions with recent history | active volcano
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| the mixture of gases that surrounds the earth | air
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| the force that air exerts on a surface | air pressure
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| a weather instrument that indicates wind speed | anemometer
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| a living thing that cannot manufacture its own food; depends on plants for food | animal
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| the brightness of a star that depends on its distance from the observer | apparent brightness
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| a blood vessel that carries blood away from the heart | artery
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| a rock layer in the lithosphere that may be characterized as weak, soft, and plastic-like | asthenosphere
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| the belief that heavenly bodies have a great influence on human lives | astrology
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| the air part of the earth | atmosphere
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| the smallest particle of an element | atom
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| the slender extension of a neuron that carries nerve impulses away from a cell body | axon
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| forces that do not cause a change in an object's state of motion; the net force that acts on the object is zero | balanced forces
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| a weather instrument that measures air pressure | barometer
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| the ability of a material to be broken down into simpler forms by the action of microorganisms | biodegradability
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| the living part of the earth; made up of plants and animals | biosphere
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| the ratio of the number of births to the total population in a specified community during a given period of time | birthrate
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| a cold, dark star that results when a white dwarf has totally lost its energy | black dwarf
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| the pressure exerted by the blood upon the walls of blood vessels and especially the arteries. | blood pressure
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| the air part of the earth | atmosphere
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| the smallest particle of an element | atom
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| the slender extension of a neuron that carries nerve impulses away from a cell body | axon
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| forces that do not cause a change in an object's state of motion; the net force that acts on the object is zero | balanced forces
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| a weather instrument that measures air pressure | barometer
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| the ability of a material to be broken down into simpler forms by the action of microorganisms | biodegradability
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| the living part of the earth; made up of plants and animals | biosphere
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| the ratio of the number of births to the total population in a specified community during a given period of time | birthrate
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| a cold, dark star that results when a white dwarf has totally lost its energy | black dwarf
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| the pressure exerted by the blood upon the walls of blood vessels and especially the arteries. | blood pressure
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| the circular depression formed whether by explosion or collapse of a volcano | caldera
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| a tiny blood vessel in tissues and organs that makes exchange of nutrients and gases between the blood and tissues possible | capillary
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| an animal that feeds on the meat of other animals | carnivore
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| the number of organisms that the resources of an ecosystem can support | carrying capacity
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| part of the nervous system that consists of the brain and the spinal cord | central nervous system
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| the outward force exerted on a body in circular motion | centrifugal force
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| the inward force exerted on a body in circular motion | centripetal force
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| second largest part of the brain; refines and coordinates muscular movements | cerebellum
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| largest and most complex structure of the brain | cerebrum
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| the form of potential energy found in fuels, batteries and food | chemical energy
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| a volcano made of loose rock fragments given off from the central vent forming a slope of about 30º | cinder cone
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| the movement of a body along a circular path | circular motion
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| one of the geographic belts that encircles the Pacific Ocean and includes the west coasts of North and South America, Japan and the Philippines | circum-Pacific belt
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| the average weather condition of a place over a long period of time. | climate
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| the relationship of cooperation in which one organism is helped while the other organism is neither helped nor harmed | commensalism
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| groups of plants and animals living together | community
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| the transfer of heat energy by direct contact between the particles of solid materials | conduction
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| a material through which heat or electricity passes readily | conductor
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| wise use of resources to preserve or protect them | conservation
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| a group of stars that appears to form a picture or pattern | constellation
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| an animal that feeds on plants or other animals | consumer
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| the method of planting across instead of up and down a slope. this method prevents soil being washed down the hill. | contour plowing
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| the transfer of heat by the movement of liquid or gas due to a temperature difference. | convection
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| the innermost layer of the earth made up of two sublayers | core
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| the practice of growing different plants on the same piece of land at different times of the year. this practice helps maintain the soil's fertility. | crop rotation
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| the soli9d outermost part of the earth; made of rocks, soil and different landforms | crust
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| an atmospheric disturbance characterized by masses of air rapidly rotating about a low-pressure center | cyclone
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| a construction that serves as a barrier to control water flow in a waterway | dam
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| the ratio of the number of organisms that die to the total population in a specified community during a given period of time | death rate
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| an organism that feeds on dead organic matter and breaks it down to simpler substances | decomposer
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| a short, threadlike extension of the cell body of a neuron; conducts nerve impulses toward the cell body | dendrite
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| a volcano that has not erupted during the last 500 to 5000 years. | dormant volcano
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| the shaking or trembling of the earth's crust | earthquake
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| a sound that is reflected from a surface | echo
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| a group of living things interacting with one another and with the nonliving environment | ecosystem
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| the form of energy associated with electric charges | electricity
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| a negatively charged particle in an atom | electron
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| force that comes from within the earth | endogenic force
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| the capacity to do work, that is, to exert a force on an object and cause it to move through a distance | energy
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| a diagram that shows the flow of energy in a community | energy pyramid
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| the change of energy from one form to another | energy transformation
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| the sum of all the living and nonliving things that surround and affect an organism | environment
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| the point on the earth's surface directly above the focus | epicenter
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| force that comes from outside the surface of the earth | exogenic force
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| a volcano that has remained dormant or inactive for more than 5000 years | extinct volcano
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| a break or fracture formed when a land plate slips or slides | fault
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| a chemical or natural mixture added to soil to help plants grow | fertilizer
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| the ability to be burned | flammability
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| a substance that helps make some food tastier or more appetizing | flavor enhancer
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| a point within the earth from which earthquake waves originate | focus
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| an arrangement of organisms according to a feeding order | food chain
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| interacting food chains in a community | food web
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| a kind of fuel that comes from the remains of plants and animals that have been buried over a long period of time. | fossil fuel
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| a material that can be burned or used to produce heat and light | fuel
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| the process in which two or more light atoms combine to form a heavy atom and release a large amount of energy | fusion
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| the state of matter characterized by indefinite shape and volume | gas
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| the form of energy that originates from the interior of the earth | geothermal energy
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| the periodic to-and-fro motion of a vibrating objects | harmonic motion
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| the iron-containing protein found in red blood cells; transports oxygen and carbon dioxide from the lungs | hemoglobin
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| an animal that feeds on plants | herbivore
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| the amount of moisture in the air | humidity
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| a cyclone with heavy rains and with winds exceeding 120 kph | hurricane
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| the energy obtained from fast-moving water that falls from a waterfall or a high dam | hydroelectric power
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| the water part of the earth | hydrosphere
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| "warming effect" due to trapping of heat energy in the earth's atmosphere. | greenhouse effect
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| a structure that makes use of geothermal energy to produce electricity | geothermal plant
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| a rock that is formed from hardened lava | igneous rock
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| a sublayer of the core made of solid iron and nickel | inner core
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| material that does not conduct heat or electricity | insulator
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| a measure of the strength of an earthquake | intensity
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| energy associated with motion | kinetic energy
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| mudflow or moving mass of soil containing volcanic ash; behaves like wet concrete | lahar
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| a circle drawn around a globe; measured in degrees north or south of the equator | latitude
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| hot molten rock that issues from a volcano or a fissure in the earth's surface | lava
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| states that energy changes its form but is neither created nor destroyed. The total of energy in a system remains the same. | law of conservation of energy
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| states that an object at rest tends to remain at rest and an object in motion tends to move at a constant speed in the same direction unless acted upon by an imbalanced force. | law of inertia
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| the distance traveled by light in one year; the unit used to express distance between heavenly bodies. | light year
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| motion in a straight line. | linear motion
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| the state of matter characterized by an indefinite shape and a definite volume. | liquid
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| the land part of the earth | lithosphere
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| a measure of the total amount of light energy a star gives off | luminosity
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| part of the circulatory system that collects and drains fluid that seeps from the blood and accumulates in the space between cells | lymphatic system
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| hot molten rock inside the earth | magma
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| layer of the earth below the crust; made up of solid bedrock | mantle
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| a star that has a mass at least 50 times greater than that of the sun | massive star
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| anything that occupies space and has mass | matter
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| the energy that an object possesses due to its motion or movement | mechanical energy
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| earthquake belt that runs through the Mediterranean Sea, crosses the Mideast and the Himalayas, and passes through the East Indies to meet the circum-Pacific belt north of Australia | Mediterranean-Himalayan Belt
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| a spiral type of galaxy where the planet Earth is found | Milky Way
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| a measure of earthquake intensity expressed in Roman numerals from I to XII | modified Mercalli scale
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| the boundary separating the crust from the mantle; also called Moho | Mohorovicic discontinuity
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| a wind system that influences large climatic regions and reverses direction seasonally | monsoon
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| the change in position of an object in relation to a reference point | motion
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| a relationship of cooperation in which two different organisms help each other | mutualism
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| a great cloud of dust and gas in space | nebula
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| a cell specialized to transmit impulses | neuron
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| the neutral particle of an atom; located in the nucleus | neutron
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| the tiny core that is left after a supernova explosion | neutron star
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| the star above the North Pole; also known as Polaris | North Star
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| the energy that is released from nuclear fission or fusion or from radioactive decay | nuclear energy
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| the small, dense central part of an atom | nucleus
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| part of food that nourishes | nutrient
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| tectonic plates found under the ocean | oceanic plates
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| an organism that feeds on both plants and animals | omnivore
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| layer of the earth between the mantle and the inner core; made up of liquid iron and nickel | outer core
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| the three-atom molecule of oxygen that forms a protective layer in the upper atmosphere | ozone
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| nerves and fibers that connect the central nervous system with other parts of the body | peripheral nervous system
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| a chemical used to kill insects that are harmful to crops and other plants | pesticide
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| a living thing that can manufacture its own food | plant
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| the theory that states that our planer is made up of slowly moving land plates | plate tectonics theory
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| the condition of the air, land and water that threatens the health and life of organisms due to the presence of harmful substances in these parts of the earth | pollution
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| a group of the same kind of organisms living in the same area | population
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| energy due to the position or composition of matter | potential energy
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| an organism that can make its own food | producer
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| the positively charged particle of an atom; located in the nucleus | proton
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| the nearest star to the sun | Proxima Centauri
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| a weather instrument that measures relative humidity | psychrometer
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| blood circuit between the heart and lungs | pulmonary circulation
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| the transfer of energy by heat waves | radiation
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| a fixed point used to determine if there is a change in position | reference point
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| the movement of the earth in its elliptical orbit around the sun | revolution
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| a numerical measurement of an earthquake's strength | Richter Scale
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| another name for the circum-Pacific earthquake belt that encircles the Pacific Ocean | Ring of Fire
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| motion of a body that rotates about an axis | rotary motion
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| the movement of the earth about its tilted axis | rotation
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| an instrument that detects an earthquake and measures its strength | seismograph
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| a heart valve that prevents blood from flowing back into the ventricles | semilunar valve
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| a volcano with a broad cone gently sloping between 6º to 12º | shield volcano
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| a meteor that is vaporized by heat of friction as it enters the atmosphere | shooting star
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| any atmospheric disturbance with strong winds at a speed of 63 to 118 kph; often accompanied by heavy rain, snow or hail | storm
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| also known as composite volcano; made alternately of pyroclastic materials and rock from solidified lave flow | stratovolcano
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| massive stars that have become even bigger in size | supergiants
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| the brilliant explosion of a supergiant | supernova
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| the space between a neuron and the next neuron in an impulse pathway | synapse
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| the study of the earth's crust | tectonics
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| a measure of the average kinetic energy of molecules | temperature
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| an instrument that measures temperature | thermometer
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| a heavy storm accompanied by lightning and thunder | thunderstorm
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| a violently whirling column of air accompanied by a funnel-shaped thundercloud moving over a narrow path | tornado
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| a weather disturbance known as hurricane in the United States and typhoon if it occurs in the Pacific Ocean | tropical cyclone
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| an atmospheric disturbance that has a wind speed of less than 63 kph | tropical depression
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| an atmospheric disturbance that has a wind speed of 63 to 118 kph | tropical storm
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| latitude that is located 23.5º north above the equator | Tropic of Cancer
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| latitude that is located 23.5º south below the equator | Tropic of Capricorn
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| a huge sea wave produced by an earthquake | tsunami
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| a severe atmospheric disturbance in the Pacific; has a wind speed greater than 118 kph | typhoon
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| forces that cause a change in an object's state of motion; the net force that acts on the object is not equal to zero | unbalanced forces
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| blood vessel that carries blood from the body to the heart | vein
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| the change in displacement of a body during a period of time | velocity
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| the process or activity by which a volcano gives off gases and other volcanic materials | volcanism
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| a vent on the earth's crust | volcano
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| a compound that is made up of two atoms of hydrogen and one atom of oxygen | water
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| the condition of the atmosphere within a short period of time | weather
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| the remnant of a red giant that has lost its outer surface | white dwarf
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| moving air | wind
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| a weather instrument that tells the direction of the wind | wind vane
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| a measure of how fast or how slow the wind moves | wind speed
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| a funnel-shaped bag with holes at both ends; used to tell the direction of the wind | wind sock
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
karlo
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