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2.2 Chemistry
Vocabulary Words
Question | Answer |
---|---|
physical property | any characteristic of a material that can be observed or measured without changing the composition of the substances in the material |
viscosity | tendency of a liquid to keep from flowing; resistance to flowing |
conductivity | material's ability to allow heat to flow |
malleability | ability of a solid to be hammered without shattering |
melting point | substance changes from solid to liquid |
boiling point | temperature at which a substance boils; the temperature at which vapor pressure is equal to atmospheric pressure |
filtration | process that separates materials based on the size of their particles |
distillation | process that separates the substances in a solution based on their boiling point |
physical change | change that occurs when some properties of a material change, but the substances in the material stay the same |