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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 67 · 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 seesaw? (a) class 1 (b) class 2 (c) class 3
  2. 2.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 1 (c) class 3
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 90 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  4. 4.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  5. 5.⚖️ 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
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  7. 7.⚖️ Which class of lever is a lemon squeezer? (a) class 2 (b) class 1 (c) class 3
  8. 8.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the effort (c) nothing (d) the load
  9. 9.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 1 (c) class 3
  10. 10.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 1 (c) class 3
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  12. 12.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  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 1 (b) class 2 (c) class 3
  14. 14.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  15. 15.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  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 2 (c) class 3
  18. 18.⚖️ 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 1 (b) class 3 (c) class 2
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  21. 21.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  22. 22.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  23. 23.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 1 (c) class 2
  24. 24.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  25. 25.⚖️ 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 2 (b) class 3 (c) class 1
  26. 26.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the fulcrum (b) near the fulcrum (c) on the rock (d) far from the fulcrum
  27. 27.⚖️ What is the pivot point of a lever called? (a) the load (b) the effort (c) the axle (d) the fulcrum
  28. 28.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) True (b) False
  29. 29.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  30. 30.⚖️ Which class of lever is a pair of pliers? (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 70 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  32. 32.True or false: your forearm is a class 2 lever (load in the middle). (a) True (b) False
  33. 33.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 1 (c) class 2
  34. 34.⚖️ 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 2 (c) class 3
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  36. 36.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  37. 37.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  38. 38.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  39. 39.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the load (c) the pulley (d) the effort
  40. 40.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False

Answer key

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

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