| A | B |
| Thermal Energy | The total amount of kinetic and potential energy of all the particles in an object |
| Heat | Energy that is transferred from a warmer object to a cooler object |
| Convection | A type of heat transfer that occurs through the movement of fluids |
| Conduction | The transfer of heat from one particle of matter to another within an object or between 2 objects that are in contact |
| Law of Conservation of Energy | The scientific principle that energy is neither created or destroyed |
| Conductor | A material that conducts heat and electricity well |
| Insulator | Materials that do not conduct heat well |
| Specific Heat | The amount of energy required to raise the temperature of 1 kg of a material by 1 kelvin |
| Thermal Expansion | The expanding of matter when it is heated |
| Radiation | The transfer of energy by electromagnetic waves |