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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 6 · 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.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  2. 2.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True
  3. 3.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  4. 4.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 1 (c) class 2
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 90 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  6. 6.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  7. 7.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  8. 8.⚖️ 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
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  10. 10.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the fulcrum (c) the axle (d) the effort
  11. 11.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 2 (c) class 1
  12. 12.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the effort (c) the pulley (d) the fulcrum
  13. 13.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 2 (c) class 1
  14. 14.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the load (c) the effort (d) the axle
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 90 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  17. 17.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 90 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  20. 20.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) far from the fulcrum (c) near the fulcrum (d) on the fulcrum
  21. 21.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) True (b) False
  22. 22.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) True (b) False
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  24. 24.⚖️ 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 3 (c) class 2
  25. 25.⚖️ 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
  26. 26.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 3 (c) class 1
  27. 27.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 1 (c) class 3
  28. 28.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 3 (c) class 2
  29. 29.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 3 (c) class 2
  30. 30.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  31. 31.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 0 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
  33. 33.⚖️ 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 3 (b) class 2 (c) class 1
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 90 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  35. 35.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) False (b) True
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  37. 37.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  38. 38.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. 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 70 cm and the load at 90 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  40. 40.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True

Answer key

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

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