Your SlideShare is downloading. ×
0
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Energy, Work, and Power Review
Upcoming SlideShare
Loading in...5
×

Thanks for flagging this SlideShare!

Oops! An error has occurred.

×
Saving this for later? Get the SlideShare app to save on your phone or tablet. Read anywhere, anytime – even offline.
Text the download link to your phone
Standard text messaging rates apply

Energy, Work, and Power Review

1,157

Published on

Review of energy, work, and power.

Review of energy, work, and power.

0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
1,157
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
70
Comments
0
Likes
0
Embeds 0
No embeds

Report content
Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
No notes for slide

Transcript

  • 1. Energy and Power
  • 2. <ul><li>1. Energy is the ability to cause __________. </li></ul>
  • 3. &nbsp;
  • 4. 2. Energy in the form of motion is . . .
  • 5. <ul><li>3. Draw an example of kinetic energy </li></ul>
  • 6. <ul><li>4. Write this down: </li></ul><ul><li>KE = ½ mv 2 </li></ul><ul><li>(don’t forget to divide by 2) </li></ul>
  • 7. <ul><li>KE = ½ mv 2 </li></ul><ul><li>KE = mv 2 </li></ul><ul><li>2 </li></ul><ul><li>KE = mvv </li></ul><ul><li>2 </li></ul>
  • 8. <ul><li>5. If a man has a mass of 80 kg </li></ul><ul><li>and is falling at 10 m/s , </li></ul><ul><li>what is his kinetic energy? </li></ul>
  • 9. <ul><li>6. Kinetic energy depends on . . . </li></ul>
  • 10. &nbsp;
  • 11. <ul><li>AND </li></ul>
  • 12. &nbsp;
  • 13. <ul><li>7. The S.I. unit for energy is the __________. </li></ul>
  • 14. &nbsp;
  • 15. <ul><li>8. Energy stored in a motionless object is . . . </li></ul>
  • 16. <ul><li>9. What are the three forms </li></ul><ul><li>of potential energy? </li></ul>
  • 17. <ul><li>Gravitational Potential Energy (GPE) </li></ul>
  • 18. <ul><li>Having gravitational energy usually leads to a change in kinetic energy . . . </li></ul>
  • 19. &nbsp;
  • 20. <ul><li>10. Draw an example of GPE </li></ul>
  • 21. <ul><li>Jabba the Hutt vs. Mr. T </li></ul><ul><li>on the Empire State Building </li></ul>
  • 22. <ul><li>11. Who has more GPE? </li></ul><ul><li>WHY?? </li></ul>
  • 23. <ul><li>12. What two factors affect GPE? </li></ul>
  • 24. vs.
  • 25. vs.
  • 26. <ul><li>13. Write this down: </li></ul><ul><li>GPE = mgh </li></ul><ul><li>(gravity = 9.8 m/s 2 ) </li></ul>
  • 27. <ul><li>14. What is the GPE of a girl on a roller coaster if her mass is 70 kg and her height off the ground is 100 meters ? </li></ul>
  • 28. <ul><li>Chemical Potential </li></ul>
  • 29. <ul><li>15. Draw an example of chemical potential </li></ul>
  • 30. <ul><li>Elastic potential </li></ul>
  • 31. <ul><li>16. Draw an example of elastic potential </li></ul>
  • 32. <ul><li>Energy just changes from </li></ul><ul><li>one form to another. </li></ul>
  • 33. <ul><li>17. What types of energy are being transferred in this picture? </li></ul>
  • 34. <ul><li>18. What types of energy are being transferred in this picture? </li></ul>
  • 35. <ul><li>19. What types of energy are being transferred in this picture? </li></ul><ul><li>(Pretend the sled is at the top of a hill.) </li></ul>
  • 36. <ul><li>20. What law states that energy can never be created or destroyed, only transferred to another form? </li></ul>
  • 37. <ul><li>Law of Conservation of Energy </li></ul>
  • 38. <ul><li>21. Mechanical Energy = ______ + ______ </li></ul>
  • 39. <ul><li>22. Friction converts mechanical energy into __________ energy. </li></ul>
  • 40. &nbsp;
  • 41. <ul><li>23. What is the transfer of energy that occurs when a force makes an object move? </li></ul>
  • 42. <ul><li>24. For work to occur, an object must _____. </li></ul>
  • 43. <ul><li>25. Is #9 doing work on #93? </li></ul>
  • 44. <ul><li>26. For work to occur, the motion of the object must be in the _____________ as the applied force. </li></ul>
  • 45. <ul><li>27. Is the man receiving the punch doing work? </li></ul><ul><li>Why or why not? </li></ul>
  • 46. <ul><li>28. Write this down </li></ul><ul><li>w = Fd </li></ul><ul><li>w = force x distance </li></ul>
  • 47. <ul><li>29. If this dude lifts a weight with 900 N of force upward 3 meters , what work has he done? </li></ul>
  • 48. <ul><li>30. Draw a picture of a person doing work on an object </li></ul>
  • 49. <ul><li>The story of kinetic and potential energy </li></ul>
  • 50. <ul><li>31. What is the amount of work done in a certain amount of time? </li></ul>
  • 51. <ul><li>32. Who probably uses more power, A or B? </li></ul>A B
  • 52. <ul><li>W </li></ul>33. What is the S.I. Unit for power?
  • 53. <ul><li>34. List and define Newton’s 3 laws of motion </li></ul>
  • 54. <ul><li>35. What is the difference b/w a theory and a scientific law? </li></ul>
  • 55. <ul><li>P.S. Know your experimental variables: </li></ul><ul><li>Independent, Dependent, Constant, </li></ul><ul><li>and </li></ul><ul><li>Control </li></ul>

×