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Unit 1 Matter

TermDefinition
Matter 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 Relates to a substances ability to undergo changes that transform it into different substances.
Physical Changes A change in a substance that does not involve a change in the identity of the substance.
Extensive Property Depend of the amount of matter that is present.
Intensive Property Do not depend on the amount of matter present.
Ductility The ability of a substance to be hammered thin or drawn out into a wire.
Malleability The ability of a substance to be hammered or beaten into a sheet
Volume The amount of space occupied by an object.
Compressibility The measure of how much a given volume of matter is.
Density Is the ratio of mass to volume, or mass divided by volume.
Evaporation The change of a substance from a liquid to a gas.
Sublimation The process in which a solid changes directly into a gas.
Vaporization The process by which a liquid or solid changes to a gas.
Element A pure substance that cannot be broken down into simpler, stable substances and is made of one type of atom.
Compound A substance that can be broken down into simple stable substances.
Heterogeneous Mixture Composed of dissimilar components.
Homogeneous Mixture Describes something that has uniform structure or composition throughout.
Atom The smallest particle of an element that retains the chemical properties of that atom.
Chemical Change A change in which one or more substances are converted into different substances. (chemical Reaction) RXN
Physical Change A change in a substance that does not involve a change in the identity of the substance. (Change in the state of matter)
Created by: sm382171
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