1. Energy transformation

2. Law of Conservation of Energy

3. Energy conversion

4. Light energy to chemical energy

5. Chemical energy to mechanical energy

6. Other types of energy conversion Radios- Cell phones- Specialized floor tiles-

7. Electricity generation Our world today runs on electric energy. We have developed many ways to convert other types of energy into electricity:

8. Heat energy to electrical energy

11. Energy conversion by the numbers How much energy gets to your house? 3000 Joules of energy produced 600 Joules lost as heat to surroundings 200 Joules lost as heat from friction 100 Joules lost as heat from friction 500 Joules lost at heat from friction due to electricity transfer