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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 423 · 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.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) False (b) True
  2. 2.⚖️ What is the pivot point of a lever called? (a) the axle (b) the load (c) the effort (d) the fulcrum
  3. 3.⚖️ 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
  4. 4.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 2 (c) class 1
  5. 5.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 1 (c) class 3
  6. 6.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) False (b) True
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  8. 8.⚖️ 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
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  10. 10.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the effort (c) nothing (d) the load
  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.⚖️ 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
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  14. 14.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 3 (c) class 1
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  16. 16.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 1 (c) class 2
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 50 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
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  19. 19.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 3 (c) class 1
  20. 20.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 3 (c) class 2
  21. 21.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) True (b) False
  22. 22.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  23. 23.⚖️ Which class of lever is a fishing rod? (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) True (b) False
  25. 25.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 1 (c) class 3
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  27. 27.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  28. 28.True or false: a fishing rod is a class 2 lever (load in the middle). (a) True (b) False
  29. 29.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 1 (c) class 2
  30. 30.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) the pulley
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  33. 33.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the axle (c) the effort (d) the load
  34. 34.⚖️ 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 2 (c) class 1
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  36. 36.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  37. 37.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) False (b) True
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  39. 39.⚖️ 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 1 (b) class 2 (c) class 3
  40. 40.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 3 (c) class 2

Answer key

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

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