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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 144 · 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 60 cm, the fulcrum at 50 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  3. 3.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  4. 4.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the load (c) the axle (d) the effort
  5. 5.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  6. 6.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 3 (c) class 1
  7. 7.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the fulcrum (c) the effort (d) the load
  8. 8.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  9. 9.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the effort (c) nothing (d) the fulcrum
  10. 10.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 10 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  12. 12.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) True (b) False
  13. 13.⚖️ 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 1 (c) class 3
  14. 14.⚖️ 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 2 (b) class 3 (c) class 1
  15. 15.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  16. 16.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  17. 17.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) near the fulcrum (c) far from the fulcrum (d) on the fulcrum
  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 1 (b) class 3 (c) class 2
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  20. 20.⚖️ 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 3 (b) class 1 (c) class 2
  21. 21.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 1 (c) class 2
  22. 22.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 2 (c) class 1
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 90 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  25. 25.⚖️ What is the pivot point of a lever called? (a) the effort (b) the axle (c) the load (d) the fulcrum
  26. 26.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 80 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
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 80 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  30. 30.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  31. 31.⚖️ 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
  32. 32.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 2 (c) class 3
  33. 33.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 1 (c) class 3
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 70 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  35. 35.⚖️ 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 3 (b) class 1 (c) class 2
  36. 36.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  38. 38.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) True (b) False
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  40. 40.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 2 (c) class 1

Answer key

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

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