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Unit 1: Matter

TermDefinition
Matter Defined as anything that has mass and takes up space
Physical property a characteristic that can be observed or measured without changing the identity of the substance
Chemical property a property of matter that describes ability to participate in chemical reactions
Physical properties a characteristic of a substance that does not involve a chemical chance such as density, color, or hardness
chemical properties relates to a substance ability to undergo changes that transform it into different substances
Extensive properties Depend on the amount of matter that is present
Intensive properties do not depend on the amount of matter that is present
ductility The ratio of a substance to the volume of the substance
Malleability the ability of a substance to be hammered or beaten into a sheet
volume a measure of the size of a body or region in three dimensional space
compressibility the measure of how much a given volume matter when placed under pressure
density is the amount of mass to volume dived by volume
evaporation the change of a substance from a liquid to a gas
sublimation the process of which a solid changes directly into a gas
vaporization the process of which a liquid or solid changes to a gas
element a pure substance that cannot be broken down into simpler, stable and is made of one type of atom
compound a substance made up of atoms of two or more different element joined by chemical bonds
heterogeneous mixture composed of dissimilar components
homogeneous mixture describes something that has a uniform structure or composition throughout
atom the smallest unit of an element that maintains the chemical properties of that element
Physical changes a change in the substance that does not involve a change in the identity of the substance
Chemical changes a change in which one or more substances are converted into different substances.
Created by: md395434
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