| A | B |
| temperature | a measure of how hot or cold something is |
| thermal expansion | the increase in volume of a subatance due to an increas in temoerature |
| absolute zero | the lowest possible temperture |
| heat | the transfer of energy between objects that are at deferent temperatures |
| thermal energy | the total energy of the particles that make up an object |
| conduction | the transfer of termal energy from one substance to another trough direct contact |
| conducter | a substance that conducts thermal enegry well |
| insulator | a substance that does not conduct thermal energy well |