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matter
matter; atoms; molecules
| Term | Definition |
|---|---|
| Matter | any type of material. Has mass and takes up space. |
| Atom | It is the basic unit of a chemical element, and it is the smallest article of an element, and it cannot exist freely. |
| Molecules | Are a group of atoms bonded together, and are several combination of atoms, and can exist freely. |
| Element | These are made up from atoms and if they combine they become a compound. |
| compound | These are made by elements combining. |
| pure substance | a substance made up of one type of matter |
| mixture | a substance made up of multiple types of matter has variation of compositions |
| heterogeneous | a substance where the mixture is not evenly distributed |
| homogeneous | mixture where particles are evenly distributed |