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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 110 · 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 load (b) the effort (c) the fulcrum (d) the axle
  2. 2.⚖️ 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 3 (b) class 1 (c) class 2
  3. 3.⚖️ 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
  4. 4.⚖️ 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 1 (c) class 2
  5. 5.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 3 (c) class 2
  6. 6.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  7. 7.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 1 (c) class 3
  8. 8.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  9. 9.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  10. 10.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  11. 11.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the axle (d) the load
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 20 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  13. 13.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the load (c) the pulley (d) the effort
  14. 14.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) False (b) True
  15. 15.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 1 (c) class 3
  16. 16.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  17. 17.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) False (b) True
  18. 18.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  19. 19.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  20. 20.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  21. 21.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) False (b) True
  22. 22.True or false: a beam balance is a class 3 lever (effort in the middle). (a) False (b) True
  23. 23.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 1 (c) class 3
  24. 24.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) False (b) True
  25. 25.⚖️ 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
  26. 26.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the load (d) nothing
  27. 27.True or false: your forearm is a class 2 lever (load in the middle). (a) True (b) False
  28. 28.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 1 (c) class 2
  29. 29.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  30. 30.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) on the fulcrum (c) far from the fulcrum (d) near the fulcrum
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  32. 32.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  33. 33.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  36. 36.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 70 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 20 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 50 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

Answer key

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

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