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Ch. 3, Les. 3-4

vocabulary

QuestionAnswer
compound a substance that is formed when atoms of two or more elements join together
electron a tiny particle of an atom that moves around the nucleus
proton a tiny particle in the nucleus of an atom
nucleus the central part of an atom
neutron a tiny particle in the nucleus of an atom that is similar to a proton in size
model a picture, an idea, or an object that is built to explain how something else looks or works
Created by: ldydye1
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