急~~~~Different forms of energy

1. Loudspeaker - electrical energy to sound energy
2. Solar cells - light energy to electrical energy
3. Battery - chemical energy to electrical energy
4. Light bulb - electrical energy to light energy
5. Dynamo - mechanical (kinetic) energy to electrical energy
6. Motor - electrical energy to mechanical energy
7. Electrical heater - electrical energy to heat energy
8. Thermal couple - heat energy to electrical energy
9. Microphone - sound energy to electrical energy

Energy has the following forms :
1. kinectic energy
2. gravitational potential energy
3. elastic potental energy
4. heat energy
5. light energy
6. sound energy
7. chemical energy
8. nuclear energy