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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 53 · 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.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 1 (c) class 3
  2. 2.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  3. 3.⚖️ What is the pivot point of a lever called? (a) the effort (b) the fulcrum (c) the load (d) the axle
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 60 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  5. 5.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  6. 6.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  8. 8.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) False (b) True
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  10. 10.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 1 (c) class 2
  11. 11.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) True (b) False
  12. 12.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  13. 13.⚖️ 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 2 (b) class 3 (c) class 1
  14. 14.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the load (c) the fulcrum (d) the effort
  15. 15.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 1 (c) class 3
  16. 16.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 2 (c) class 3
  17. 17.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  20. 20.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the effort (c) the fulcrum (d) the load
  21. 21.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) far from the fulcrum (c) near the fulcrum (d) on the fulcrum
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  23. 23.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 2 (c) class 1
  24. 24.True or false: a seesaw is a class 3 lever (effort in the middle). (a) False (b) True
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 90 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  28. 28.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the effort (c) nothing (d) the fulcrum
  29. 29.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  32. 32.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3
  33. 33.True or false: a beam balance is a class 2 lever (load in the middle). (a) True (b) False
  34. 34.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 100 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  37. 37.⚖️ 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
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 80 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  39. 39.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 3 (c) class 1
  40. 40.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False

Answer key

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

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