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Matter L4 Vocab
Matter L4 Vocab Only
| Question | Answer |
|---|---|
| Physical form matter takes as determined by the arrangement and motion of its atoms or molecules | State of matter |
| State of matter in which atoms or molecules are closely packed and touching one another in fixed positions | Solid |
| State of matter in which atoms or molecules are closely packed and touching one another but are flowing past each other | Liquid |
| State of matter in which atoms or molecules are completely separated from one another by empty space and can move around independently of one another | Gas |
| Temperature at which a substance changes from a solid to a liquid as thermal energy is added to it | Melting point |
| Temperature at which a substance changes from a liquid to a gas as thermal energy is added to it | Boiling point |
| Amount of force exerted over a certain area | Pressure |
| Particles vibrate in place-fixed shape and volume | Solid |
| Particles have a fixed volume but can change shape | Liquid |
| Particles can change shape and volume | Gas |