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Properties of Matter
liu pnhs properties of matter I.S. vocab
| Question | Answer |
|---|---|
| Pure Substance/Matter | Matter that always has exactly the same composition; an element or compound. |
| Element | A substance that can't be broken up into a simpler substance. |
| Atom | The smallest piece of an element. |
| Compound | Matter containing two or more elements joined together the same way every time. |
| Heterogeneous Mixture | Substances that are usually not evenly distributed in which the parts are noticeably different from each other. Categories: Suspensions and Colloids. |
| Homogeneous Mixture | Substances that are usually so evenly distributed that it is difficult to distinguish one substance from another. Categories: Solutions |
| Solution | Substances that do not separate into layers over time, contain very small particles and do not scatter light. |
| Suspension | Substances that contain large particles, can scatter light into all directions, and separate into layers after a period of time. |
| Colloid | Substances that contain intermediate particles, do not separate into layers, and can scatter light. |