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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 466 · 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 fishing rod is a class 1 lever (fulcrum in the middle). (a) False (b) True
  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 1 (b) class 2 (c) class 3
  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 3 (b) class 2 (c) class 1
  4. 4.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) on the rock (c) on the fulcrum (d) far from the fulcrum
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 100 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 0 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  7. 7.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) False (b) True
  8. 8.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) True (b) False
  9. 9.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  10. 10.⚖️ 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
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 50 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
  12. 12.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the effort (c) the load (d) the fulcrum
  13. 13.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 3 (c) class 2
  14. 14.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 1 (c) class 2
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  16. 16.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 3 (c) class 1
  17. 17.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the pulley (c) the effort (d) the load
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  19. 19.⚖️ 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
  20. 20.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 90 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  22. 22.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) True (b) False
  23. 23.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 2 (c) class 1
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 90 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  26. 26.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 2 (c) class 3
  27. 27.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  29. 29.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  30. 30.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  31. 31.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the fulcrum (c) the effort (d) the load
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 70 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
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  34. 34.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 3 (c) class 1
  35. 35.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) True (b) False
  36. 36.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 0 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
  38. 38.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) False (b) True
  39. 39.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  40. 40.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 2 (c) class 1

Answer key

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

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