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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 601 · 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 30 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  2. 2.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the effort (c) the axle (d) the fulcrum
  3. 3.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 1 (c) class 2
  4. 4.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  5. 5.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  6. 6.⚖️ 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
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  8. 8.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  9. 9.⚖️ What is the pivot point of a lever called? (a) the load (b) the axle (c) the effort (d) the fulcrum
  10. 10.⚖️ 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
  11. 11.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  12. 12.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  13. 13.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 3 (c) class 2
  14. 14.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 1 (c) class 2
  15. 15.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the pulley (c) the effort (d) the load
  16. 16.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) True (b) False
  17. 17.⚖️ 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
  18. 18.⚖️ 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 3 (b) class 1 (c) class 2
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 110 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  21. 21.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 3 (c) class 1
  22. 22.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 3 (c) class 2
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  24. 24.True or false: a crowbar is a class 2 lever (load in the middle). (a) False (b) True
  25. 25.True or false: a pair of tweezers 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 40 cm, the fulcrum at 10 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 10 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
  28. 28.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 1 (c) class 2
  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.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 90 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  31. 31.⚖️ 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 2 (b) class 1 (c) class 3
  32. 32.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 3 (c) class 1
  33. 33.⚖️ 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
  34. 34.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  35. 35.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) nothing (c) the load (d) the fulcrum
  36. 36.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  37. 37.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 10 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  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 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2

Answer key

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

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