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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 971 · 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.⚖️ Which class of lever is a lemon squeezer? (a) class 2 (b) class 1 (c) class 3
  2. 2.True or false: a seesaw is a class 2 lever (load in the middle). (a) False (b) True
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  4. 4.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the load (c) the effort (d) the fulcrum
  5. 5.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 2 (c) class 1
  6. 6.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 3 (c) class 1
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  8. 8.⚖️ What is the pivot point of a lever called? (a) the effort (b) the load (c) the axle (d) the fulcrum
  9. 9.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 2 (c) class 3
  10. 10.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) False (b) True
  11. 11.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 3 (c) class 2
  12. 12.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the effort (c) nothing (d) the load
  13. 13.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the fulcrum (b) far from the fulcrum (c) near the fulcrum (d) on the rock
  14. 14.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 1 (c) class 2
  15. 15.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) True (b) False
  16. 16.⚖️ 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 1 (c) class 2
  17. 17.⚖️ 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
  18. 18.⚖️ 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 1 (b) class 3 (c) class 2
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  20. 20.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 2 (c) class 3
  21. 21.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  22. 22.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  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 1 (c) class 3
  24. 24.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  25. 25.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the load (c) the fulcrum (d) the effort
  26. 26.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  27. 27.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 10 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
  29. 29.⚖️ 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 3 (b) class 1 (c) class 2
  30. 30.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 2 (c) class 1
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  32. 32.⚖️ 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 1 (b) class 2 (c) class 3
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  34. 34.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) False (b) True
  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 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  36. 36.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 3 (c) class 1
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 80 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  38. 38.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) False (b) True
  39. 39.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 3 (c) class 2
  40. 40.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True

Answer key

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

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