| A | B |
| compound | made of more than one type of atom |
| water is an example of a | compound: 2 hydrogen + 1 oxygen |
| atom translates to mean | "not" + "cuttable" |
| element | made of only one type of atom |
| mixture | two or more substances combined, but not a new substance |
| Latin prefix for one tenth | deci- |
| Latin prefix for one hundredth | centi- |
| Latin prefix : 1/1000 or .001 | milli- |
| Greek prefix for 10 | deka- |
| Greek prefix for 100 | Hecto- |
| Kilo- means | one thousand |
| 1 m = slightly more than a | yard. |
| A km = less than a | mile |
| 1 L is a little more than a | quart |
| Independent Variable | Manipulated (changed) variable |
| Dependent Variable | what you measure in an experiment |
| Control | comparison group in an experiment |
| Constant | A detail in an experiment which does not vary. (same film canister used for rocket) |