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physical science 1

TermDefinition
atom the basic particle from which all elements are made; the smallest particle of an element that has the properties of that element
boil the change in state from a liquid to a gas
condense the change in state from a gas to a liquid
evaporate the process by which molecules at the surface of a liquid absorb enough energy to change to a gas
freeze the temperature at which a liquid freezes
gas a state of matter with no definite shape or volume
inert having little or no ability to react
kinetic energy energy that an object has due to its motion
liquid a state of matter that has no definite shape but has a definite volume
matter anything that has mass and takes up space
melt the temperature at which a substance changes from a solid to a liquid
molecule a neutral group of two or more atoms held together by covalent bonds
particle smallest possible unit of matter
particle motion ways in which atoms, ions, or molecules move
phase a physically distinctive form of matter, such as solid, liquid, or gas
Created by: user-1719433
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