science notes on science stuff
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| the domain ________ includes prokaryotes that live in extreme environments. | archaea
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| the domain ________ includes prokaryotes that live in soil, water, and in humans. | bacteria
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| the kingdom ________ includes mostly single-celled or simple multicellular organisms. | protista
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| the kingdom _____ includes nongreen, nonmoving eukaryotic organisms that brake down substances outside their bodies and absorb the nutrients. | fungi
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| the kingdom _____ includes complex, multicellular organisms that are usually green, have cell walls, and make sugar by photosynthesis. | plantae
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| the kingdom ________ is made up of complex, multicellular organisms that lack cell walls, can usually move around, and quickly respond to their environment. | animalia
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| a __________ is a underground stem from which new leaves and roots grow. | rhizome
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| a ____ _____ is a structure that surrounds the cell membraine and supports a plant cell. | cell wall
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| _______ are flowering plants that produce seeds inside a fruit. | angiosperm
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| _______ are plants which produce cones instead of flowers and fruit. | gymnosperms
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| ______ are the largest group of gymnosperms. | conifer
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| an angiosperm with one cotyledon is called a _____. | monocot
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| an angiosperm with two cotyledons is called a _____. | dicot
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| a sepal is a modified leaf that protects the flower ______. | bud
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| the ______ is the male reproductive structure of a flower. | stamen
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| a _______ is a root like structure that holds a nonvascular plant in place and helps it get water and nutrients. | rhizoid
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| ________ are organisms that eat other organisms or organic matter. | consumer
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| _______ get energy by breaking down the remains of dead organisms or animal wastes and consuming or absorbing the nutrients. | decomposer
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| _______ make their own food. | producer
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| _____ is a type of tissue in vascular plants that allows the food to flow from the leaves to the rest of the plant. | phloem
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| ______ is a type of vascular tissue that conducts water from the roots to the shoots. | xylem
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| the ____ _______ is a digestive organ that absorbs nutrients. | small intestine
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| the _____ is a body cavity that contains and protects the internal organs. | coelon
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| the _____ _____ is a digestive organ that creates feces. | large intestine
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| an ________ is a hard, external, supporting structure. | exoskeleton
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| an ________ is an internal skeleton made of bone and cartilage. | endoskeleton
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| a _____ _____ consists of one type of atom or one type of molecule. | pure substance
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| a ____ contains two or more substances not chemically combined. | mixture
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| an _____ is a substance composed of a single kind of atom. | element
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| a _______ is substance made of atoms of two or more different elements joined by chemical bonds. | compound
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| _______ is anything that has mass and takes up space. | matter
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| a mixture in which particles eventually separate and settle out is a ________. | suspension
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| a ______ is a homogeneous mixture that appears to be a single substance. | solution
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| _______ are mixtures whose particles are smaller than particles in suspensions but larger than the particles in solutions and include examples such as gelatin, whipped cream, and clouds. | colloids
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| a ________ mixture is the same throughout. | homogeneous mixture
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| ________ is what occurs when a liquid becomes a gas. | evaporation
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| _________ occurs when a gas becomes a liquid. | condensation
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| ________ is the measure of the amount of space that matter occupies. | volume
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| ________- is the mass of an object per unit volume. | density
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| ________ is the amount of force exerted per unit area of a surface. | pressure
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| a ______ is a push or a pull that always acts on an object. | force
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| __________ is a change in a moving object's speed, direction or both. | acceleration
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| ________ is a force that always acts to oppose motion. | friction
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| _________ is a measure that does not change when an object's location changes. | mass
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| _________ is the measure of gravitational force exerted on an object. | weight
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| _______ is the speed of an object in a particular direction. | velocity
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| _______ is the force of attraction between two objects. | gravity
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| when forces are _______, there will be no change in motion. | balanced
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| to produce a change in motion, a force must be ________. | unbalanced
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| ______ is determined by dividing distance by time. | speed
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| _______ is the rate at which velocity changes over a period of time. | acceleration
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| the equation for determining pressure is ______ = _______ / ________ | pressure force area
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| ___________'s principle is used to determine buoyant force. | archimede
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| the forward force produced by an airplane's engine is known as _______. | thrust
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| __________'s principle is used by hydraulic devices to multiply force. | pascal
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| the force exerted on an object that increases as density of the fluid increases is known as _______. | buoyant force
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| ________ is a force that works against the forward motion of a plan. | drag
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| __________'s principle states that the pressure in a fluid decreases as the fluid's velocity increases. | bernoulli
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| the irregular flow of fluids is known as ________. | turbulence
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| _________ energy is the energy of motion. | kinetic
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| _______ is the ability to do work. | energy
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| the energy an object has because of its position is _______ energy. | potential
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| _________ energy is the total energy of motion and position of an object. | mechanical
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| all of the kinetic energy due to the random motion of particles that make up an object is known as __________ energy. | thermal
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| ________ energy is the energy of moving electrons. | electrical
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| the energy that is produced by vibrations of electrically charged particles is known as ______ energy. | light
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| _______ energy is caused by an object's vibrations. | sound
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| ________ _______ is found when you compare the amount of energy before a conversion with the amount of energy after a conversion. | energy efficiency
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