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AQ 1-2 Vocab
| Term | Definition |
|---|---|
| Matter | Anything that has volume and mass. |
| Pollutant | A substance that can make air, soil, or water harmful to organisms and structures. |
| Volume | A measure of how much space something takes up. |
| Mass | The amount of "stuff" something contains. |
| Atom | The basic building block of matter. |
| Molecule | A combination of two or more atoms. |
| Compound | A pure substance made up of two or more different elements. |
| Pure Substance | A type of matter composed by a single type of particle. |
| Physical Change | A change in form or appearance, but not composition. |
| Chemical Change | A change in composition of a sample of matter. |
| Photosynthesis | The process through which green plants use the energy of sunlight to make food and oxygen. |
| Qualitative Data | Data that is descriptive. |
| Quantitative Data | Data that is numerical. |