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Types of Levers Worksheet

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

Answer key

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

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