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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 633 · 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 scissors? (a) class 3 (b) class 2 (c) class 1
  2. 2.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the load (c) the pulley (d) the effort
  3. 3.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 3 (c) class 2
  4. 4.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 2 (c) class 3
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 100 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 90 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  7. 7.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  8. 8.⚖️ 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
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 10 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
  10. 10.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 1 (c) class 2
  11. 11.⚖️ 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
  12. 12.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  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 2 (b) class 3 (c) class 1
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  15. 15.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the axle (d) the load
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 100 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  17. 17.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 2 (c) class 3
  18. 18.⚖️ 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
  19. 19.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 2 (c) class 1
  20. 20.True or false: a beam balance is a class 2 lever (load in the middle). (a) True (b) False
  21. 21.⚖️ 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
  22. 22.True or false: a beam balance is a class 3 lever (effort in the middle). (a) True (b) False
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  24. 24.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  25. 25.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) nothing
  26. 26.⚖️ 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 2 (b) class 3 (c) class 1
  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 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  28. 28.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 3 (c) class 1
  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 1 (b) class 3 (c) class 2
  30. 30.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  31. 31.⚖️ 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 3 (b) class 1 (c) class 2
  32. 32.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  34. 34.⚖️ 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
  35. 35.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 20 cm and the load at 60 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 80 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  40. 40.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 3 (c) class 1

Answer key

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

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