| A | B |
|---|
| Matter | anything that has mass and takes up space |
| physical property | properties like size, shape and color that can be observed without changing a substance into something else |
| Mass | The amount of matter in an object |
| weight | the measure of the pull of gravity on an object |
| volume | the amount of space an object takes up |
| density | the concentration of matter in an object, or how tightly packed the matter is |
| solubility | the ability to be dissolved |
| mixture | a combination of two or more substances which each keep their own properties |
| solution | a combination of two substances where one dissolves in the other |
| grams | the metric measurement for mass |
| liters | the metric measurement for volume |
| meters | the metric measurement for length |
| cubic measurement | the unit of measurement for volume |
| displacement | a method using water to measure the volume of irregular shapes |
| L X W X H | the math formula for volume |
| spring scale | is used to measure weight |
| balance scale | is used to measure mass |
| mass divided by volume | is used to calculate density |
| gas | has no fixed shape or volume |
| solid | has a fixed shape and fixed volume |
| liquid | has a fixed volume, but no fixed shape |
| plasma | has an electrical charge |
| digestion | a chemical change |
| rusting | a chemical change |
| burning | a chemical change |
| chemical change | a change which results in a new material |
| physical change | a change which does not result in a new material |
| litmus paper | an indicator used to test for acids and bases |
| blue litmus paper turns red | indicates an acid |
| red litmus paper turns blue | indicates a base |
| red litmus paper stays red, blue litmus paper stays blue | indicates a neutral |
| kevlar | used in bullet proof vests and motorcycle gear for protection from puncture or abrasion |
| Teflon | Used in pots and pans and medical devices to keep things from sticking |
| fiber optics | used for rapid communication using light |
