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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 1 · 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 1 lever, what is in the middle? (a) the load (b) the fulcrum (c) the effort (d) nothing
  2. 2.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  4. 4.⚖️ 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 2 (b) class 3 (c) class 1
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  7. 7.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 3 (c) class 1
  8. 8.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 2 (c) class 3
  9. 9.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the fulcrum (c) the pulley (d) the effort
  10. 10.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  11. 11.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) True (b) False
  12. 12.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) False (b) True
  13. 13.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 3 (c) class 1
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 70 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  15. 15.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  16. 16.⚖️ 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
  17. 17.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  18. 18.⚖️ 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
  19. 19.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 3 (c) class 1
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  21. 21.True or false: a nutcracker is a class 2 lever (load in the middle). (a) False (b) True
  22. 22.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 2 (c) class 1
  23. 23.True or false: a crowbar is a class 3 lever (effort in the middle). (a) True (b) False
  24. 24.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) far from the fulcrum (c) on the fulcrum (d) near the fulcrum
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 110 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  26. 26.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  27. 27.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 1 (c) class 3
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 10 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  29. 29.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the effort (c) the axle (d) the fulcrum
  30. 30.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  31. 31.⚖️ 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 3 (c) class 2
  32. 32.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  34. 34.True or false: a crowbar is a class 2 lever (load in the middle). (a) True (b) False
  35. 35.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 3 (c) class 2
  36. 36.⚖️ What is the pivot point of a lever called? (a) the axle (b) the effort (c) the load (d) the fulcrum
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 100 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  38. 38.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  40. 40.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 2 (c) class 1

Answer key

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

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