| A | B |
| Heat | Moves from hot to cold |
| Conduction | heat transferred from one molecule to another |
| Convection | Heat travels through a fluid |
| Radiation | Does not requier a medium such as air or water |
| Snow | Poor conductor of thermal energy |
| Convection currents | Produced by uneven heating of the land and water |
| Absolute zero | Temperature where no thermal energy is present |
| Temperature | a measure of how hot or how cold |