1. Energy Conversions

2. Evidence of Energy Conversions
Motion
Change in position
Change in shape
Change in temperature

3. Minds On
On page 191 answer questions 1-3. You may need to read the Energy Conversions in Natural Systems on page to help answer some questions

4. Recall:
According to the Law of Conservation of Energy, energy is not created or destroyed. It is converted from one form to another.
Forms of energy:

5. As we enjoy a tasty steak, do you ever wonder
As we enjoy a tasty steak, do you ever wonder ... what were the energy conversions along the way?
As I blow dry my hair, I ponder ... what was the journey energy took?
As we listen to music on an iPod ... how did energy change from battery to music?

6. Energy Conversions:

7. Energy Conversions:

8. Energy Conversions:

9. Where does our electrical energy come from
Where does our electrical energy come from? What are some possible sources?

10. (Canada)
PJ = 1015 J
Source: Human Activity and the Environment - Stats Canada

11. (Canada)
Source: Human Activity and the Environment - Stats Canada

12. Source: Human Activity and the Environment - Stats Canada

13. click on link for interactive map

15. know the energy conversion involved; pros and cons
know the energy conversion involved; pros and cons

16. know the energy conversion involved; pros and cons
know the energy conversion involved; pros and cons

17. know the energy conversion involved; pros and cons
know the energy conversion involved; pros and cons

18. Amazing advance in energy production - nanotechnology