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AQ 1-2 Vocab
| Term | Definition |
|---|---|
| Matter | Anything that has volume and mass |
| Pollutant | A substance that can make pure substances harmful to organisms and structures |
| Volume | A measure of how much space something takes up |
| Mass | Amount of stuff something contains |
| Atom | The building block of matter |
| Molecule | A combination of 2 or more atoms |
| Compound | A pure substance made up of two or more different elements |
| Pure Substance | A type of matter composed of a single type of particle and always has distinctive, predictable properties |
| Physical Change | Change in the look of matter but not in its composition |
| Chemical Change | A change in the composition of matter, also known as a chemical reaction |
| Photosynthesis | Process when green plants use sunlight to make food and oxygen |
| Quantitative Data | Data measured using numbers |
| Qualitative Data | Data described using words or visuals |