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Phys/Chem Properties
Term | Definition |
---|---|
odor | physical property, how a substance smells |
texture | physical property, how a substance looks or feels |
heat conduction | physical property, how easily heat moves through a substance |
electricity conduction | physical property, how easily electricity moves through a substance |
magentic | physical property, is it attracted to a magnet |
density | physical property, if the substance floats or sinks in water |
boiling point | physical property, the temperature at which a substance begins to turn from a liquid to a gas |
melting point | physical property, the temperature at which a substance begins to turn from a solid to a liquid |
burns | chemical property, flames when heated |
rusts | chemical property, certain metals do this when exposed to air and water |
physical property | a property of that an be observed, measured, or changed without changing the substance itself |
chemical property | the ability of a substance to change into a new substance with different properties. |
element | a pure substance made only of one kind of atom |
atom | smallest particle of a substance |
molecule | two or more atoms joined tightly together |
mixture | a combination of two or more substances that do NOT form a new substance |
solution | a mixture with one substance spread out evenly in another substance |
sugar dissolved in milk | solution |
solid | has a definite shape and definite volume |
liquid | has definite volume but takes the shape of its container |
gas | take the shape and volume of its container |