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unit 1-section 2

vocab words

Matter the substance things are made of, something that takes up space and has weight
Solid something that has length, width, and thickness that also keeps its shape and size
Liquid a free flowing substance that's neither a solid or gaseous
Gas a substance having no fixed shape and tending to expand without limit
Pure substance a sample of matter, either an element or compound, that consists of only one component wuth definite physical and chemical properties and a definite composition
Homogeneous of uniform structure or composition
Heterogeneous consisting of dissimilar or diverse ingredients or constituents
Solution the act or process by which a solid, liquid, or gas is dissolved in a liquid
Element any of more than 100 fundamental substance that consists of atoms of only one kind and that singly or in combination constitute all matter
Compound something that is formed by combining two or more parts or elements
Fixed composition the qualitative and quantitative makeup of a chemical compound that doesn't change
Phase diagram a graph showing the limiting conditions for solid, liquid, and gaseous phases of a substance or of a mixture of substances while undergoing changes in pressure and temperature
Kinetic theory all matter is made of atoms that are in constant motion
Temperature degree of hotness or coldness as shown by a thermometer
Pressure the action of pressing or bearing down upon
Created by: 375princess



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