| A | B |
| energy | ability to cause a change in matter |
| kinetic energy | energy of motion |
| potential energy | stored energy |
| solar energy | energy from the sun |
| chemical energy | energy stored in fuel |
| mechanical energy | combination of all the potential and kinetic energy of an object |
| electric energy | energy from the movement of electrons |
| heat | transfer of thermal energy between objects |
| temperature | measurement of the motion of particle in a substance |
| conduction | transfer of thermal energy by touch |
| convection | transfer of thermal energy through liquid of gas |
| radiation | transfer of energy by waves |
| reflection | happens when heat or light bounce off an object |
| conductor | easily transfers thermal energy |
| insulator | slows down the movement of thermal energy |