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Science unit 3

test on 11/22/13

matter anything that has mass that takes up sapce
mass a measure of how much matter an object contains
weight the downward pull on a object due to the force of gravity
volume the ammount of space in an object
attom the smallest basic unit of matter
molecule when two or more atoms combine they make a moloecule
element a substance that contains only a single atom
compound a substance of two or more diffrnet kindws of atoms
mixture a combination of diffremnt substences that remian the smae indidiual substences
states of matter doffrent forms in wich matter can exist
solid a substance that has a fixed volume but not a fixed shape
liquid fixed volume but no fized shape
gas has no fixed volume or shape
particle the atoms or molocules that make up a substance
freeze changing a liquid into a solid
melting changing a solid into a liquid
boling changing a liquid into a gas
condenstaion changing a gas into a liquid
sublimation changing a solid into a gas
Created by: kendall2020