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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 646 · 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.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the fulcrum (c) the axle (d) the effort
  2. 2.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 1 (c) class 2
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 0 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
  4. 4.⚖️ 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 2 (b) class 1 (c) class 3
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  6. 6.⚖️ 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 1 (c) class 3
  7. 7.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 3 (c) class 2
  8. 8.⚖️ 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 1 (c) class 2
  9. 9.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  10. 10.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  12. 12.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) the pulley
  13. 13.True or false: a beam balance is a class 3 lever (effort in the middle). (a) True (b) False
  14. 14.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  15. 15.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) False (b) True
  16. 16.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 1 (c) class 3
  17. 17.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 1 (c) class 2
  18. 18.⚖️ Which class of lever is a lemon squeezer? (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, effort, load. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  20. 20.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) near the fulcrum (c) far from the fulcrum (d) on the fulcrum
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 20 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  22. 22.⚖️ 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
  23. 23.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 2 (c) class 3
  24. 24.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 2 (c) class 3
  25. 25.⚖️ 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 2 (c) class 1
  26. 26.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the fulcrum (c) the load (d) the effort
  27. 27.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  29. 29.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  30. 30.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 3 (c) class 1
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  32. 32.⚖️ What is the pivot point of a lever called? (a) the effort (b) the fulcrum (c) the axle (d) the load
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 70 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  40. 40.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) False (b) True

Answer key

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

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