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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 298 · 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 20 cm, the fulcrum at 60 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  2. 2.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 2 (c) class 3
  3. 3.⚖️ 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 2 (b) class 1 (c) class 3
  4. 4.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  5. 5.⚖️ 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 2 (b) class 3 (c) class 1
  6. 6.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the axle (c) the fulcrum (d) the load
  7. 7.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  8. 8.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) on the rock (c) on the fulcrum (d) near the fulcrum
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 20 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
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  11. 11.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the load (c) the axle (d) the effort
  12. 12.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 80 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  14. 14.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  15. 15.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 1 (c) class 2
  16. 16.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) False (b) True
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  18. 18.⚖️ 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
  19. 19.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  20. 20.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) nothing (c) the fulcrum (d) the load
  21. 21.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 2 (c) class 1
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  23. 23.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 3 (c) class 1
  24. 24.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the load (d) the pulley
  25. 25.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) True (b) False
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 50 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
  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 30 cm, the fulcrum at 60 cm and the load at 100 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  30. 30.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  31. 31.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  32. 32.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 1 (c) class 2
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 80 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  34. 34.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  35. 35.⚖️ 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 1 (c) class 2
  36. 36.True or false: a nutcracker 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 0 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  38. 38.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  39. 39.True or false: your forearm is a class 3 lever (effort in the middle). (a) False (b) True
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1

Answer key

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

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