mr l vocab a-m Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Question | Answer |
absorb | to take in or soak up, dark objects _________ light and heat |
adaptation | a change in an organism that helps it survive in its environment |
air pressure | the weight of the air above an area, barometers measure ________________ |
algae (phytoplankton) | single-celled plantlike organism that produce huge amounts of oxygen |
amoeba | a single-celled bloblike member of Kingdom Protista |
amphibian | a group of vertebrates with moist skin, they spend part of their life underwater |
amplitude | measures how high or low a wave is |
anemometer | measures wind speed, "mom" says don't go out when its windy without a coat |
Aristotle & Ptolemy | believed our solar system was "Earth-centered" |
atom | the smallest bit of matter, made up of protons, neutrons, and electrons |
bacteria | smallest, most primitive living thins, single-celled, no organelles, Monera |
balance | an instrument that compares the mass of two objects |
behavioral adaptation | a change in an organisms behavior to help it survive, porcupine rolling up in a ball when threatened, birds flying south for the winter |
Benjamin Franklin | discovered that lightening was a form of static electricity |
carbon dioxide | a compound needed by plants for photosynthesis: 1 carbon & 2 oxygen |
cell | the smallest unit of living things |
chemical change | a change that results in something new, cannot easily be undone: burnt toast |
chlorophyll | the green pigment in plants used for photosynthesis |
circumference | the distance (perimeter) around a circle |
cirrus | high wispy clouds |
climate | the average weather conditions in an area over a long period of time |
closed circuit | an electrical circuit must be closed for electricity to flow |
community | Populations of species that live in the same place at the same time together |
compound | two or more elements held together by chemical bonds: NaCl CO2 H2O |
compression | the part of a sound wave where the molecules of matter are packed closely together |
concave | a lens or mirror that is wider on the edges and thinner in the middle |
condense | to change from a gas to a liquid |
conductor | a material that easily transmits electricity or heat |
constant | something in an experiment that does NOT change |
consumer | an organism that eats other organisms |
continental rise | part of the ocean floor just below the continental slope, it is there because of landslides |
continental shelf | the shallow part of the ocean floor near the shore, there is much life there because sunlight reaches the bottom there |
continental slope | the steep "drop-off" from the continental shelf to the deep ocean |
contract | to become smaller |
convection | the circular motion of matter when heated: rice cooking on stove |
convergent boundaries | where two tectonic plates are moving together: trenches, mountains, and volcanoes from here |
convex | a lens or mirror that is wider in the middle and thicker at the edges |
Copernicus & Galileo | believed that the sun was the center of our solar system |
core | the center part of the earth made up of solid iron and nickel |
crust | the thin, rocky, outer layer of the earth |
cumulonimbus | dark, stormy clouds |
cumulus | clouds that are fluffy and white with flat bottoms. They usually indicate fair weather. |
current | the river-like movement of water in the ocean |
decomposer | organisms like bacteria, fungi, and worms that break down dead organisms |
density | how tightly or loosely packed matter is |
dependent variable | the factor in an experiment that changes as a result of the manipulation of the independent variable |
deposition | when sediment is placed by water, wind, or gravity |
dispersion | when light waves pass through a prism, the rays are spread out or dispered |
dissolve | when a solid mixes completely in a liquid to form a solution |
divergent boundaries | when two tectonic plates move apart from each other: mid-ocean ridges are formed here |
dogwood | the state tree of Virginia |
dormancy | a period of inactivity: volcanoes and plants can be dormant |
earthquake | the shaking or moving of the earth's crust do to tectonic movement |
echo | a reflected sound wave bouncing off of a hard, smooth surface |
ecosystem | is a community of living organisms (plants, animals and microbes) together with the nonliving components of their environment (things like air, water and mineral soil), interacting as a system |
electromagnet | wire around certain iron-bearing metals (iron nail) and creating a closed circuit is an example of a simple _____________. |
electron | the smallest subatomic particle, negative (-) charge |
element | the pure and simple substance that cannot be broken down any farther |
embryo | The embryo within the seed begins as a single cell, the zygote. The basic organs of the plant body can be found in the embryo. |
erosion | the carrying away of sediment due to weathering |
evaporation | the state change from a liquid to a gas without high heat |
expand | to become bigger, when water freezes into ice, it expands |
extinct | when a species of organisms finally die out |
fahrenheit | the temperature scale for which 32 degrees is freezing and 212 degrees is boiling |
fault | a break in the earth's surface, earthquakes often occur here |
ferns | a group of plants that reproduce with spores instead of seeds |
filament | the thin metal wire in a light bulb that glows when hot |
focus | the place that an earthquake begins |
force | a push or pull on an object |
fossil | the ancient remains of a plant or animal |
frequency | the number of times a wave passes a certain point in a certain amount of time |
fresh water | water containing very little dissolved salt, found in lakes, streams and rivers |
friction | the force that creates heat when two objects rub against another |
front | the boundary between air masses of different temperature and humidity |
fungus | a kingdom of living things that absorb food from dead or dying organisms: mushrooms, molds, yeast, mildew |
Galileo | helped to invent and make the telescope better |
geologist | a scientist who studies the earth and rocks |
granite | an igneous rock found under the continents |
Gulf stream current | a warm water current that travels by the east coast of the U.S. |
habitat | the place or kind of place in which an animal or plant naturally lives. An organism’s ___________ provides food, water, shelter, and space |
hibernate | when an organism sleeps for long periods of time in the winter months |
humidity | the amount of moisture in the air which is measured by a hygrometer |
hypothesis | a prediction about the relationship between variables. A hypothesis is an educated guess/prediction about what will happen based on what you already know and what you have already learned from your research. It must be worded so that it is ―testable.‖ |
igneous rock | rock formed from cooled lava or magma |
independent variable | the factor in an experiment that is altered by the experimenter. The independent variable is purposely changed or manipulated |
inference | a possible explanation based on background knowledge and available data |
instinct | something that an organism does without thinking, it is inborn |
insulator | a material that does not transmit electricity or heat easily |
invertebrate | an animal without a backbone |
kilogram | a metric measure of mass that is equal to about 2 pounds |
kinetic energy | the energy of motion |
lava | hot, molten rock that has been erupted to the surface of the earth |
leaf | the part of the plant where photosynthesis takes place |
lens | a curved glass object that bends, or refracts, lighty |
light | a from of energy that travels from the sun to earth in waves |
lightning | a form of static electricity found in the atmosphere |
limestone | a sedimentary rock formed from ancient sea shells |
liquid | one of the three states of matter that has a definite volume, but no definite shape |
magma | hot, molten rock that is found under the earth's surface |
mammal | a group of vertebrates that are warm-blooded, have fur, and produce milk |
manipulate | to change or alter |
mantle | the middle layer of the earth made mostly of molten rock |
marble | a metamorphic rock prized for its beauty, used in statues and countertops |
mass | the amount of matter in an object |
matter | anything that has mass and takes up space (volume) |
melting point | the temperature at which a solid becomes a liquid |
membrane | a thin covering that allows certain materials in and out |
mercury | the only element that is a metal and a liquid |
metamorphic rock | rock that has been "changed" by high heat and pressure under the earth's surface |
metamorphosis | when something undergoes a dramatic "change" |
meteorologist | a scientist who studies and reports the weather |
meter | a metric measure of length that is about equal to one yard |
Michael Faraday | invented the electric motor |
microscope | a scientific instrument that allows us to see very small objects |
mixture | a combination of two or more compounds that can be separated easily |
mold | a type of fungus that grows on living things |
molecule | the very smallest bit of a compound |
molten | when something is hot and melted |
monera | the kingdom of living things that includes the bacteria |
moss | a non-vascular plant that grows near moisture |
Created by:
MrLittle5
Popular Science sets