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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 472 · 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 50 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  2. 2.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the fulcrum (c) nothing (d) the load
  3. 3.⚖️ 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
  4. 4.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) on the fulcrum (c) far from the fulcrum (d) on the rock
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 100 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  6. 6.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the load (c) the effort (d) the axle
  7. 7.⚖️ 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
  8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  9. 9.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 1 (c) class 3
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  11. 11.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 1 (c) class 2
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 70 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
  13. 13.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  14. 14.⚖️ 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 3 (c) class 2
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  16. 16.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 1 (c) class 3
  17. 17.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the load (d) the axle
  18. 18.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True
  19. 19.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 3 (c) class 1
  20. 20.True or false: a seesaw 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 40 cm, the fulcrum at 70 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  22. 22.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 1 (c) class 3
  23. 23.True or false: a beam balance is a class 3 lever (effort in the middle). (a) True (b) False
  24. 24.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the pulley (d) the load
  25. 25.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 3 (c) class 2
  26. 26.⚖️ 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
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 60 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
  28. 28.True or false: a seesaw is a class 2 lever (load in the middle). (a) False (b) True
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 90 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  30. 30.⚖️ 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 3 (c) class 1
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  32. 32.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  33. 33.⚖️ 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
  34. 34.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  35. 35.⚖️ Which class of lever is a fishing rod? (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) True (b) False
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 50 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  39. 39.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  40. 40.True or false: a fishing rod is a class 2 lever (load in the middle). (a) True (b) False

Answer key

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

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