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List 10 things in your life/home that require energy and make your life better <ul><li>12.  </li></ul><ul><li>13.  </li></...
For your object <ul><li>Tell what kind of energy goes in </li></ul><ul><li>Tell what kind of energy transformations happen...
Laws of Thermodynamics <ul><li>1: energy cannot be created or destroyed, it can only change forms </li></ul><ul><li>2: whe...
How “efficient” is something <ul><li>Compares the energy it takes it with the energy it puts out </li></ul><ul><li>Incande...
Life on the other side of the plug:  Where does electricity come from?
Life on the other side of the plug <ul><li>How is electricity made?  </li></ul><ul><li>Put these words in order: generator...
What do we use as fuel?  <ul><li>Which of these is renewable? </li></ul><ul><li>Can a non-renewable source be used in a su...
In what proportions
A historical perspective
Uses of Energy
Uses of energy
Uses of energy
How do they work?
What to do <ul><li>Ready about your type at  http://www.energyquest.ca.gov/  (computer = “energy story”  </li></ul><ul><li...
Cons  pros # of transfers Transfers
Fossil Fuels Cons Pros # of transfers
Biomass Cons Pros # of transfers
Nuclear Cons Pros # of transfers
Hydroelectric Cons Pros # of transfers
Wind Cons Pros # of transfers
Solar Cons Pros # of transfers
Is there ONE solution?
Can you power the city? <ul><li>Google “Power up” </li></ul><ul><li>Choose the link from “sciencenetlinks”  </li></ul><ul>...
How can consumption be reduced?
How “efficient” is a hot plate?
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Energy09

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Energy09

  1. 1. List 10 things in your life/home that require energy and make your life better <ul><li>12. </li></ul><ul><li>13. </li></ul><ul><li>14. </li></ul><ul><li>15. </li></ul><ul><li>16. </li></ul><ul><li>17. </li></ul><ul><li>18. </li></ul><ul><li>19. </li></ul><ul><li>20. </li></ul><ul><li>21. </li></ul><ul><li>22. </li></ul>
  2. 2. For your object <ul><li>Tell what kind of energy goes in </li></ul><ul><li>Tell what kind of energy transformations happen inside it </li></ul><ul><li>Tell what kind of energy it puts out </li></ul>
  3. 3. Laws of Thermodynamics <ul><li>1: energy cannot be created or destroyed, it can only change forms </li></ul><ul><li>2: whenever energy changes from one for to another, some usable energy is lost as heat </li></ul>
  4. 4. How “efficient” is something <ul><li>Compares the energy it takes it with the energy it puts out </li></ul><ul><li>Incandescent vs CFL bulbs </li></ul><ul><li>A car = </li></ul><ul><li>Human muscles = </li></ul><ul><li>Power plant = </li></ul>
  5. 5. Life on the other side of the plug: Where does electricity come from?
  6. 6. Life on the other side of the plug <ul><li>How is electricity made? </li></ul><ul><li>Put these words in order: generator, fuel, steam, turbine, water </li></ul>
  7. 7. What do we use as fuel? <ul><li>Which of these is renewable? </li></ul><ul><li>Can a non-renewable source be used in a sustainable way? </li></ul>
  8. 8. In what proportions
  9. 9. A historical perspective
  10. 10. Uses of Energy
  11. 11. Uses of energy
  12. 12. Uses of energy
  13. 13. How do they work?
  14. 14. What to do <ul><li>Ready about your type at http://www.energyquest.ca.gov/ (computer = “energy story” </li></ul><ul><li>Determine all of the transfers of energy that happen </li></ul><ul><li>Report on the pros and cons of this kind of energy </li></ul>
  15. 15. Cons pros # of transfers Transfers
  16. 16. Fossil Fuels Cons Pros # of transfers
  17. 17. Biomass Cons Pros # of transfers
  18. 18. Nuclear Cons Pros # of transfers
  19. 19. Hydroelectric Cons Pros # of transfers
  20. 20. Wind Cons Pros # of transfers
  21. 21. Solar Cons Pros # of transfers
  22. 22. Is there ONE solution?
  23. 23. Can you power the city? <ul><li>Google “Power up” </li></ul><ul><li>Choose the link from “sciencenetlinks” </li></ul><ul><li>Try to make a winning combination </li></ul><ul><li>What happens if you only choose renewable energy? </li></ul>
  24. 24. How can consumption be reduced?
  25. 25. How “efficient” is a hot plate?

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