| A | B |
| three states of matter | solid, liquid, and gas |
| property that can't be observed by looking at it | temperature |
| some physical properties of matter | sweet, creamy, and cold |
| matter that doesn't change in shape and volume | solid |
| state of matter in which particles are loosely connected | liquid |
| process in which a liquid becomes a gas | evaporation |
| amount of matter in an object | mass |
| may change one state of matter to another | adding heat |
| freezing water | particles slow down |
| observation of an object using your senses | physical property |
| one of the small particles that make up matter | atom |
| amount of space matter takes up | voluume |
| anything that takes up space | matter |
| matter that can change in both shape and volume | gas |