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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 108 · 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.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  2. 2.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the axle (c) the effort (d) the load
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  4. 4.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  5. 5.⚖️ 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
  6. 6.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 1 (c) class 2
  7. 7.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  8. 8.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 3 (c) class 1
  9. 9.⚖️ 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 1 (c) class 3
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  11. 11.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the pulley (c) the fulcrum (d) the effort
  12. 12.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the axle (d) the load
  13. 13.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 1 (c) class 2
  14. 14.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) far from the fulcrum (c) on the rock (d) on the fulcrum
  15. 15.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  16. 16.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) False (b) True
  17. 17.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  18. 18.⚖️ 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 3 (b) class 1 (c) class 2
  19. 19.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  20. 20.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) True (b) False
  21. 21.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) nothing (c) the effort (d) the load
  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.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  24. 24.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 3 (c) class 1
  25. 25.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 1 (c) class 3
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 60 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 30 cm, the fulcrum at 90 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  30. 30.True or false: a seesaw is a class 3 lever (effort in the middle). (a) False (b) True
  31. 31.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 3 (c) class 1
  32. 32.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  33. 33.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  35. 35.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) True (b) False
  36. 36.True or false: a crowbar is a class 2 lever (load in the middle). (a) False (b) True
  37. 37.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  39. 39.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3

Answer key

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

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