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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 190 · 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 10 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  2. 2.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  3. 3.⚖️ What is the pivot point of a lever called? (a) the axle (b) the effort (c) the fulcrum (d) the load
  4. 4.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  5. 5.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  6. 6.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  7. 7.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 0 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  9. 9.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the effort (c) the fulcrum (d) the load
  10. 10.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 3 (c) class 2
  11. 11.⚖️ 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
  12. 12.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 2 (c) class 1
  13. 13.⚖️ 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 1 (c) class 3
  14. 14.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  16. 16.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) far from the fulcrum (c) on the fulcrum (d) on the rock
  17. 17.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 3 (c) class 1
  18. 18.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  19. 19.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 20 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  21. 21.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 20 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
  23. 23.⚖️ 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
  24. 24.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the load (c) the pulley (d) the effort
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  26. 26.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 3 (c) class 1
  27. 27.⚖️ Which class of lever is a lemon squeezer? (a) class 2 (b) class 1 (c) class 3
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 50 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  30. 30.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the effort (c) the axle (d) the fulcrum
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  32. 32.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  33. 33.True or false: a seesaw 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 10 cm, the fulcrum at 20 cm and the load at 30 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 40 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 80 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  37. 37.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  38. 38.⚖️ 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 3 (c) class 2
  39. 39.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) True (b) False
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3

Answer key

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

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