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FCAT Gr5, 1

Science Vocabulary

atom the smallest unit of an element that has all the properties of that element
carnivore an animal or plant that eats animals
community all the populations of organisms living together in an environment
conservation protection of natural resources
consumer an organism that eats other organisms
decomposer consumer that breaks down the tissues of dead organisms
density concentration of matter in an object
ecosystem a community and its environment
energy the ability to cause changes in matter
energy pyramid shows amount of energy that can pass from one level of a food chain to the next
energy transfer a change of energy from one form to another; for example, mechanical to electrical, solar to electrical
environment everything that affects an organism, including plants, animals, soil, weather, landforms, and air
experiment a procedure that is conducted under controlled conditions
food chain the ways in which organisms in an ecosystem interact according to what they eat
food web shows the interactions among food chains in an ecosystem
force a push or pull that causes an object to move, stop, or change direction
friction a force that acts against motion when surfaces rub against each other
gravitation the force that pulls all objects to one another
gravity the observed effect of gravitation
habitat a place in an ecosystem where an organism normally lives
Created by: sapperd