Matter Test Study Guide Test is Thursday, February 11, 2016 For your test on Matter, please be sure you know the following information. 1. Know the 3 states of matter: solid, liquid, gas 2. Know that weight all properties of matter. , shape , color , and size are 3. Know that all matter has mass and takes up space. 4. Be able to tell how to change matter from one state to another: Melting: matter changes from a solid to a liquid. Evaporation: matter changes from a liquid to a gas. Condensation: matter changes from a gas to a liquid. Freezing: matter changes from a liquid to a solid. 5. You should be able to identify whether certain objects are a solid, liquid, or gas. 6. You should be able to tell about the molecules in a solid, liquid, and a gas: Molecules in a solid are very close together. Molecules in a liquid are very far apart. Molecules in a gas are very, very far apart. 7. You should be able to draw an example or experiment showing matter changing states.