click below
click below
Normal Size Small Size show me how
Energy 3-2
Talbert, different forms of energy
| Question | Answer |
|---|---|
| Mechanical Energy | The energy in moving things; Examples: walking, running, riding a bike |
| Electromagnetic Energy | Electricity, light, radios, televisions, refrigerators |
| Heat Energy | Energy of moving particles of matter; faster the particles move, the more heat energy they have |
| Chemical Energy | Energy that holds particles of matter together; Examples: wood, coal, plants |
| Nuclear Energy | Energy stored in the nucleus of the atom Example: heat and light from the sun |
| Work | force x distance |
| Joule | metric unit of work; equal to 1 N-m (newton-meter) |
| Conduction | Heat transfer in solids |
| Conductors | substances that conduct heat easily |
| Insulators | substances that do not conduct heat easily |
| Convection | heat transfer in gases and liquids |
| Convection Currents | up and down movements of gases or liquids caused by heat transfer |
| Radiation | transfer of heat through space |
| Vacuum | Empty space |