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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 150 · 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 30 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  2. 2.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  3. 3.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 2 (c) class 3
  4. 4.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 2 (c) class 3
  5. 5.⚖️ 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
  6. 6.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the fulcrum (c) the effort (d) the load
  7. 7.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  8. 8.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the fulcrum (c) nothing (d) the load
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  10. 10.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  11. 11.⚖️ 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 2 (c) class 3
  12. 12.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  13. 13.⚖️ 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 2 (b) class 1 (c) class 3
  14. 14.⚖️ What is the pivot point of a lever called? (a) the load (b) the axle (c) the effort (d) the fulcrum
  15. 15.True or false: a beam balance is a class 3 lever (effort in the middle). (a) False (b) True
  16. 16.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 50 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  18. 18.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  19. 19.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  20. 20.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) False (b) True
  21. 21.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 1 (c) class 2
  22. 22.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 2 (c) class 1
  23. 23.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 1 (c) class 2
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  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.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  27. 27.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  28. 28.⚖️ 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
  29. 29.⚖️ 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
  30. 30.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  31. 31.True or false: a seesaw is a class 3 lever (effort in the middle). (a) False (b) True
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 80 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
  33. 33.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 10 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  37. 37.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) True (b) False
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 50 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  40. 40.⚖️ 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 1 (b) class 2 (c) class 3

Answer key

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

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