| A | B |
|---|
| heat | energy that moves from a warmer object to a colder object |
| temperature | a measure of how hot or cold something is |
| thermometer | a tool that is used to measure temperature |
| melt | to change from a solid to a liquid |
| boil | to change from a liquid to a gas (water reaches 212 F) |
| conductor | a material that heat moves through easily |
| freeze | to chnage from a liquid to a solid |
| insulator | a material that heat does not move through easily |
| thermal energy | the energy that makes particles move |
| evaporate | to change from a liquid to a gas |
| condense | to change from a gas to a liquid |
| sublimation | to change from a solid to a gas |
| friction | the resistance when rubbing two objects together |
