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Chapter 4
Term | Definition |
---|---|
physical change | a change some properties make that doesn't change the type of mass |
melting | when something changes from a solid to a liquid |
freezing | when a liquid changes to solid |
mass | the matter of an object (gas, liquid, solid) |
weight | the force of Earth's pull on an object |
volume | the amount of space an object takes up |
Law of Conservation of Mass | states that in a chemical change, matter cannot be created or destroyed. |
chemical change | when one or more types of matter change |