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chapter 4
| Term | Definition |
|---|---|
| volume | The amount of space that an object is called its volume. |
| mass | The amount of matter in a solid liquid or gas is called it's mass. |
| weight | The force of earths pull on an object is called weight. |
| physical change | A physical change is a change in some properties of matter without forming a different kind of matter. |
| melting | The change in a solid to a liquid is called melting. |
| freezing | the change from a liquid to a solid is called freezing. |