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Types of Levers Worksheet

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

Answer key

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

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