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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 56 · 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.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  2. 2.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 2 (c) class 1
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 20 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  4. 4.⚖️ 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
  5. 5.⚖️ 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
  6. 6.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the fulcrum (c) the effort (d) the load
  7. 7.⚖️ 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
  8. 8.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 3 (c) class 1
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  10. 10.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  11. 11.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  13. 13.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the pulley (d) the load
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  15. 15.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  16. 16.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the effort (c) nothing (d) the fulcrum
  17. 17.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the load (c) the effort (d) the axle
  18. 18.⚖️ 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
  19. 19.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 2 (c) class 1
  20. 20.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) False (b) True
  21. 21.⚖️ 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
  22. 22.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  23. 23.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  24. 24.⚖️ 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
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 100 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  27. 27.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  28. 28.⚖️ Which class of lever is a fishing rod? (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 30 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  30. 30.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  31. 31.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False
  32. 32.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) False (b) True
  33. 33.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 60 cm and the load at 30 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 0 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  36. 36.⚖️ 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 1 (b) class 2 (c) class 3
  37. 37.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  39. 39.True or false: a seesaw is a class 3 lever (effort in the middle). (a) False (b) True
  40. 40.True or false: a beam balance is a class 3 lever (effort in the middle). (a) False (b) True

Answer key

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

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