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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 847 · 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.⚖️ What is the pivot point of a lever called? (a) the axle (b) the load (c) the effort (d) the fulcrum
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  3. 3.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) near the fulcrum (c) on the fulcrum (d) far from the fulcrum
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  5. 5.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 3 (c) class 2
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  7. 7.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  8. 8.True or false: a seesaw is a class 3 lever (effort in the middle). (a) True (b) False
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  10. 10.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) True (b) False
  11. 11.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  12. 12.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  13. 13.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  14. 14.⚖️ 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 3 (c) class 1
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 80 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  16. 16.True or false: a beam balance is a class 2 lever (load in the middle). (a) True (b) False
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  18. 18.⚖️ 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 3 (b) class 1 (c) class 2
  19. 19.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  20. 20.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 2 (c) class 1
  21. 21.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
  22. 22.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  23. 23.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  26. 26.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) nothing
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  30. 30.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) True (b) False
  31. 31.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  32. 32.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 100 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  34. 34.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  35. 35.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  36. 36.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  37. 37.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) True (b) False
  38. 38.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 2 (c) class 3
  39. 39.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the fulcrum (c) the load (d) the effort
  40. 40.True or false: a crowbar is a class 3 lever (effort in the middle). (a) False (b) True

Answer key

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

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