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Jeopardy

Jeopardy. Physical Science Chapter 14 Review Game. Select a Category. Work and Power. Work is commonly measured in this unit. 1 point. Check. Work and Power. What is the Joule?. 1 point. Back to Category Slide. Work and Power. Power is commonly measured in this unit. 2 points.

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Jeopardy

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  1. Jeopardy Physical Science Chapter 14 Review Game

  2. Select a Category

  3. Work and Power Work is commonly measured in this unit. 1 point Check

  4. Work and Power What is the Joule? 1 point Back to Category Slide

  5. Work and Power Power is commonly measured in this unit. 2 points Check

  6. Work and Power What is the Watt? 2 points Back to Category Slide

  7. Work and Power A weightlifter uses 800 N of force to lift a barbell. If the distance he lifts the barbell is 0.75 m this is the work done on the barbell. 3 points Check

  8. Work and Power What is 600 Joules? 3 points Back to Category Slide

  9. Work and Power A book is lifted from the floor to a bookshelf 1.25 m straight up. A force of 225 N is exerted in 1.5 seconds. This is the power used. 4 points Check

  10. Work and Power What is 187.5 Watts? 4 points Back to Category Slide

  11. Work and Power A boy is exerting 100 watts of power while scooping snow. If he scoops snow for 10 minutes this is how much work he does. 5 points Check

  12. Work and Power What is 60,000 Joules? 5 points Back to Category Slide

  13. Efficiency The reason why a machine can never have 100% efficiency. 1 point Check

  14. Efficiency What is friction? 1 point Back to Category Slide

  15. Efficiency A 4 meter ramp is used to lift a 300 N box up a distance of 1.5 meters. 175 N of force is used to push the box up the ramp. This is the efficiency of the ramp. 2 points Check

  16. Efficiency What is 64%? 2 points Back to Category Slide

  17. Efficiency A machine that uses 1245 J of work to operate and applies 850 J of work on a crate has this for efficiency. 3 points Check

  18. Efficiency What is 68% efficiency? 3 points Back to Category Slide

  19. Efficiency A machine is considered efficient if it is 85% effective. If the work input is 950 J, this would be the work output. 4 points Check

  20. Efficiency What is 807.5 J of work? 4 points Back to Category Slide

  21. Efficiency A 15 meter long ramp is used to put cars onto the 2nd level of a building that is 4 meters high. A car has a weight of 500 kg and a force of 1600 N is used to push it up the ramp this is the efficiency. 5 points Check

  22. Efficiency What is 81.7% efficiency? 5 points Back to Category Slide

  23. Machines List the six simple machines. 1 point Check

  24. Machines What are the lever, pulley, screw, wedge, inclined plane, and wheel and axel? 1 point Back to Category Slide

  25. Machines This simple machine type has 3 different classes. 2 points Check

  26. Machines What is the lever? 2 points Back to Category Slide

  27. Machines The name of the pulley system pictured to the right. 3 points Check

  28. Machines What is a compound or block and tackle pulley? 3 points Back to Category Slide

  29. Machines The location of the fulcrum for a first class lever. 4 points Check

  30. Machines What is between the input arm and the output arm? 4 points Back to Category Slide

  31. Machines A knife, chisel, and ax blade are considered this type of simple machine. 5 points Check

  32. Machines What is a wedge? 5 points Back to Category Slide

  33. Mechanical Advantage The ideal mechanical advantage of the pulley system pictured to the right. 1 point Check

  34. Mechanical Advantage What is 4? (remember the number of ropes of a pulley system equals it IMA; excluding the one you are pulling on.) 1 point Back to Category Slide

  35. Mechanical Advantage Input(radius) / Output(radius) = MA A steering wheel has a radius of 14 cm and the axle has a radius of 2.5 cm. This the MA of the wheel and axel. 2 points Check

  36. Mechanical Advantage What is 5.6 MA? 2 points Back to Category Slide

  37. Mechanical Advantage MA = Distance of ramp / Height of ramp A ramp has a height of 3.5 meters and a distance of 12.4 meters. This is the MA of the ramp. 3 points Check

  38. Mechanical Advantage What is 3.5 MA? 3 points Back to Category Slide

  39. Mechanical Advantage MA = input arm / output arm A lever has an output arm length of 25 cm and an input arm of 100 cm. This is the MA of the lever. 4 points Check

  40. Mechanical Advantage What is 4 MA? 4 points Back to Category Slide

  41. Mechanical Advantage The elephant weighs 2000 N. This is the force the monkey is using to pull him up. 5 points Check

  42. Mechanical Advantage What is 400 N? 5 points Back to Category Slide

  43. Congratulations!You have completed the game of Jeopardy.

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