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| Term | Definition |
|---|---|
| Matter | physical substance that has mass and volume |
| Atom | basic unit of element or building block of matter |
| Moleule | a group of two or more atoms bonded together |
| Element | 1 or more atoms of the same kind |
| Compound | 2 more more different atoms bonded together |
| Pure Substance | a substance made up of one type of matter, separates chemically |
| Mixture | a substance made up of multiple types of matter, separates by physical methods |
| Homogeneous | a mixture where the particles are evenly distributed |
| Heterogeneous | a mixture where the particles are not evenly distributed |
| Solution | a mixture containing atoms, ions, or molecules fully dissolved |
| Colloid | a mixture containing mid size particles that do not settle out |
| Suspension | a mixture containing particles that settle out if left undisturbed |
| Tyndall Effect | dispersed colloid particles scatter light, allowing us to differentiate between colloids and solutions |