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AQ 1-2 vocab
| Term | Definition |
|---|---|
| Matter | substance that has mass |
| Pollutant | substance that pollutes air. |
| Volume | the space that a substance occupies |
| Mass | Large portion of matter with no definite shape. |
| Atom | basic unit of chemical element |
| Molecule | A group of atoms that are bounded together. |
| Compound | A mixture |
| Pure substance | it is a form of matter that cannot be separated into components. |
| Physical change | Also known as the phase change, it can be changed from solid, liquid or a gas making a chemical reaction. |
| Chemical change | Atomic and molecular process and structure of substances involved. |
| Photosynthesis | Process used by plants and other living organism. |
| Qualitative data | Data that is descriptive |
| Quantitative data | Data that is numerical |
Created by:
angie.peraza