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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 425 · 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 axle (b) the effort (c) the load (d) the fulcrum
  2. 2.⚖️ 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
  3. 3.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the fulcrum (b) far from the fulcrum (c) on the rock (d) near the fulcrum
  4. 4.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  5. 5.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) False (b) True
  6. 6.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  7. 7.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the fulcrum (c) nothing (d) the effort
  8. 8.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 1 (c) class 3
  9. 9.⚖️ 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 1 (b) class 2 (c) class 3
  10. 10.⚖️ What is the pivot point of a lever called? (a) the axle (b) the fulcrum (c) the load (d) the effort
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 70 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  12. 12.True or false: a crowbar is a class 2 lever (load in the middle). (a) True (b) False
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  14. 14.True or false: a beam balance is a class 2 lever (load in the middle). (a) True (b) False
  15. 15.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the load (c) the pulley (d) the fulcrum
  16. 16.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  17. 17.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  18. 18.⚖️ Which class of lever is a lemon squeezer? (a) class 2 (b) class 3 (c) class 1
  19. 19.⚖️ 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
  20. 20.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 1 (c) class 3
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 80 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
  22. 22.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) True (b) False
  23. 23.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 50 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  25. 25.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 2 (c) class 3
  26. 26.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 1 (c) class 3
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 0 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
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  29. 29.⚖️ 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
  30. 30.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 3 (c) class 2
  31. 31.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  32. 32.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) False (b) True
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 60 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
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 70 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  36. 36.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  37. 37.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 1 (c) class 2
  38. 38.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 3 (c) class 1
  39. 39.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  40. 40.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 2 (c) class 3

Answer key

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

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