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Chapter 15 vocab PS
Science
| Question | Answer |
|---|---|
| a type of matter with a fixed composition | substance |
| substance with atoms that are all alike | element |
| substance formed from two or more elements in which the exact combination and preposition of elements is always the same | compound |
| mixture, such as mixed nuts or a dry soup mix, in which different materials are unevenly distributed and are easily identified | heterogeneous mixture |
| solid, liquid, or gas that contains two or more substances blended evenly throughout | homogeneous mixture |
| homogeneous mixture that remains constantly and uniformly mixed and has particles that are so small they cannot be seen with a microscope | solution |
| colloid | |
| Tyndall effect | |
| suspension | |
| physical property | |
| physical change | |
| distillation | |
| chemical property | |
| chemical change | |
| law of conservation of mass |