2. Work Potpourri Simple Machines Machines Power 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5

3. Work for 1 This is done when a force moves and object in a the direction of the applied force. Check Your Answer

4. Work for 1 What is work? Back to the Game Board

5. Work for 2 The formula for work. Check Your Answer

6. Work for 2 What is Work = Force X Distance? Back to the Game Board

7. Work for 3 True or False: Work does not depend on time. Check Your Answer

8. Work for 3 What is True? Back to the Game Board

9. Work for 4 This is the unit of measurement for work. Check Your Answer

10. Work for 4 What is Nm (Newton meters) or J (Joule)? Back to the Game Board

11. Work for 5 Check Your Answer True or False: When you set down a your book bag you are doing work on the book bag.

12. Work for 5 What is false? (The two directions are not the same. The force of your arm is up but the book bag is moving down.) Back to the Game Board

13. Power for 1 This is the rate of doing work. Check Your Answer

14. Power for 1 What is power? Back to the Game Board

15. Power for 2 The SI unit for power. Check Your Answer

16. Power for 2 What is W (watt)? Back to the Game Board

17. Power for 3 True or False: Time is not important when calculating power? Check Your Answer

18. Power for 3 What is False? Back to the Game Board

19. Power for 4 This is how many watts a kilowatt is. Check Your Answer

20. Power for 4 What is 1000 Watts? Back to the Game Board

21. Power for 5 This is the formula for power. Check Your Answer

22. Power for 5 What is: Power = Work/Time? Back to the Game Board

23. Machines for 1 The SI unit for force. Check Your Answer

24. Machines for 1 What is Newton (N)? Back to the Game Board

25. Machines for 2 A force that opposes motion. Check Your Answer

26. Machines for 2 What is friction? Back to the Game Board

27. Machines for 3 True or False Friction makes moving heavy objects easier. Check Your Answer

28. Machines for 3 What is false? Back to the Game Board

29. Machines for 4 The friction that must be overcome to make something begin to move. Check Your Answer

30. Machines for 4 What is static friction? Back to the Game Board

31. Machines for 5 Something that changes sliding friction to fluid friction. Check Your Answer

32. Machines for 5 What is a lubricant? Back to the Game Board

33. Simple Machines for 1 The resistance to change of motion. Check Your Answer

34. Simple Machines for 1 What is inertia? Back to the Game Board

35. Simple Machines for 2 This states that an object in motion tends to remain in motion unless acted upon by an unbalanced force. Check Your Answer

36. Simple Machines for 2 What is Newton’s 1 st Law of Motion. Back to the Game Board

37. Simple Machines for 3 This states that for every action there is an equal but opposite reaction. Check Your Answer

38. Simple Machines for 3 What is Newton's 3 rd Law of Motion? Back to the Game Board

39. Simple Machines for 4 This states that more force is needed to accelerate an object as the mass of the object increases. Check Your Answer

40. Simple Machines for 4 What is Newton’s 2 nd Law of Motion. Back to the Game Board

41. Simple Machines for 5 This is the formula for the Law of Acceleration. Check Your Answer

42. Simple Machines for 5 What is Force = Mass X Acceleration? Back to the Game Board

43. Potpourri for 1 As the mass of 2 objects increases the gravitational attraction between them does this. Check Your Answer

44. Potpourri for 1 What is increases? Back to the Game Board

45. Potpourri for 2 As the distance of two objects increases, the gravitational attraction between them does this. Check Your Answer

46. Potpourri for 2 What is decreases? Back to the Game Board

47. Potpourri for 3 This states that every object in the universe attracts every other object. Check Your Answer

48. Potpourri for 3 What is the Law of Universal Gravitation? Back to the Game Board

49. Potpourri for 4 This is the friction of an object rolling over a surface. Check Your Answer

50. Potpourri for 4 What is rolling friction? Back to the Game Board

51. Potpourri for 5 You pushing on a wall and it pushing back on you is an example of this law. Check Your Answer

52. Potpourri for 5 What is Newton’s 3 rd Law of Motion? (for every action there is an equal but opposite reaction.) Back to the Game Board