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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 596 · 40 questions
TalentJR

Engineer's tip (What is in the middle?): Find the fulcrum, the load and the effort. Put them in order along the bar and look at the middle one. Fulcrum middle → class 1 · load middle → class 2 · effort middle → class 3.

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  1. 1.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 10 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  2. 2.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 3 (c) class 2
  3. 3.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the pulley (c) the effort (d) the load
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  5. 5.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  7. 7.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 2 (c) class 3
  8. 8.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the effort (c) the fulcrum (d) the load
  9. 9.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 2 (c) class 3
  10. 10.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  12. 12.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  13. 13.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  14. 14.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  15. 15.True or false: a seesaw is a class 3 lever (effort in the middle). (a) False (b) True
  16. 16.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  17. 17.⚖️ What is the pivot point of a lever called? (a) the load (b) the effort (c) the axle (d) the fulcrum
  18. 18.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 1 (c) class 2
  19. 19.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  20. 20.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  21. 21.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  22. 22.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 3 (c) class 1
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  24. 24.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) False (b) True
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  26. 26.True or false: a nutcracker is a class 2 lever (load in the middle). (a) False (b) True
  27. 27.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) far from the fulcrum (c) on the fulcrum (d) near the fulcrum
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 0 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  29. 29.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  31. 31.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  33. 33.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 1 (c) class 2
  34. 34.True or false: a crowbar is a class 3 lever (effort in the middle). (a) True (b) False
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  36. 36.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) True (b) False
  37. 37.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) the axle
  38. 38.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  39. 39.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 2 (c) class 1
  40. 40.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2

Answer key

  1. class 1
  2. class 3
  3. the effort
  4. class 1
  5. class 1
  6. class 1
  7. class 3
  8. the fulcrum
  9. class 1
  10. True
  11. class 3
  12. True
  13. class 1
  14. False
  15. False
  16. True
  17. the fulcrum
  18. class 1
  19. class 2
  20. class 3
  21. True
  22. class 3
  23. class 1
  24. False
  25. class 1
  26. True
  27. far from the fulcrum
  28. class 3
  29. True
  30. class 1
  31. True
  32. class 1
  33. class 1
  34. False
  35. class 1
  36. False
  37. the load
  38. class 1
  39. class 3
  40. class 2

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