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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 561 · 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.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 1 (c) class 2
  2. 2.⚖️ 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
  3. 3.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  4. 4.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  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 3 (c) class 1
  6. 6.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) nothing (c) the effort (d) the load
  7. 7.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the load (c) the effort (d) the fulcrum
  8. 8.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 1 (c) class 2
  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 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  10. 10.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) False (b) True
  11. 11.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 100 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  13. 13.⚖️ 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 1 (b) class 3 (c) class 2
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 90 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  16. 16.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) True (b) False
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 110 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  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.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 50 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  20. 20.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) near the fulcrum (c) far from the fulcrum (d) on the fulcrum
  21. 21.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  22. 22.⚖️ 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
  23. 23.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 2 (c) class 1
  24. 24.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  25. 25.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the load (c) the axle (d) the effort
  26. 26.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  27. 27.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 3 (c) class 2
  28. 28.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  29. 29.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  30. 30.⚖️ 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 2 (c) class 1
  31. 31.⚖️ 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 1 (b) class 2 (c) class 3
  32. 32.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 2 (c) class 1
  33. 33.⚖️ 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 1 (b) class 2 (c) class 3
  34. 34.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the load (c) the pulley (d) the effort
  35. 35.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 1 (c) class 3
  36. 36.True or false: a beam balance is a class 2 lever (load in the middle). (a) False (b) True
  37. 37.⚖️ 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 1 (b) class 2 (c) class 3
  38. 38.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) True (b) False
  39. 39.True or false: a crowbar is a class 2 lever (load in the middle). (a) True (b) False
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3

Answer key

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

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