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Matter

TermDefinition
atom basic unit of matter
molecule when two or more atoms combine
solid particles are neatly arranged and packed together in a fixed place
liquid particles are close together but not fixed in place so they are able to move around
gas particles are far apart with no regular arrangement and are not fixed in place
color is determined by what color of light is reflected by a substance
electrical conductivity how easily electricity can pass through a substance
magnetism how attracted to a magnet a substance is
hardness resistance to being cut or struck
boiling point the temperature at which a substance changes from a liquid to a gas
melting point temperature at which a substance turns from a solid to a liquid
density amount of mass contained in given volume
pure substance consists of just one type of particle. They can be further classified as elements or compounds.
heterogeneous mixture a mixture of two or more substances that are not uniform in composition and do not blend smoothly
homogeneous mixture a substance that is made up of parts or elements that are the same or very similar. ex. air, salt water
Created by: user-1858182
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