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Work and power

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Grover Cleveland Middle School
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Do Now: ,[object Object]
Work and Power We will soon see that the tree does work on the boy/wagon but the boy does no work on the tree.
What is Work? ,[object Object],If you do work on something, doing it quickly requires more effort than doing it slowly. This concept leads us to a new word…
There are many situations in which you exert a force but don’t do any work. ,[object Object],[object Object],[object Object]
What is Power? ,[object Object]
Calculating work and power ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Complete your information table ,[object Object]
A Is work being done on the luggage bag? If so, what is doing the work?
B Is work being done on the luggage bag? If so, what is doing the work?
C Can you explain what work is being done?
Where is work being done? On the shovel or the snow? Who or what is doing the work?

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Work and power

  • 1.
  • 2. Work and Power We will soon see that the tree does work on the boy/wagon but the boy does no work on the tree.
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  • 7.
  • 8. A Is work being done on the luggage bag? If so, what is doing the work?
  • 9. B Is work being done on the luggage bag? If so, what is doing the work?
  • 10. C Can you explain what work is being done?
  • 11. Where is work being done? On the shovel or the snow? Who or what is doing the work?