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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 773 · 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.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  3. 3.True or false: a crowbar is a class 2 lever (load in the middle). (a) True (b) False
  4. 4.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 3 (c) class 2
  5. 5.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 3 (c) class 1
  6. 6.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  7. 7.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  9. 9.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) False (b) True
  10. 10.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  11. 11.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) nothing (c) the load (d) the effort
  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 3 (b) class 1 (c) class 2
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 20 cm. 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 30 cm, the fulcrum at 0 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  16. 16.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 2 (c) class 1
  17. 17.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) True (b) False
  18. 18.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  19. 19.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  20. 20.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) False (b) True
  21. 21.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 1 (c) class 3
  22. 22.⚖️ 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
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  25. 25.⚖️ 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 1 (c) class 2
  26. 26.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True
  27. 27.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 1 (c) class 2
  28. 28.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) True (b) False
  29. 29.⚖️ 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 2 (b) class 3 (c) class 1
  30. 30.⚖️ Which class of lever is a lemon squeezer? (a) class 2 (b) class 1 (c) class 3
  31. 31.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  32. 32.⚖️ 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 2 (b) class 3 (c) class 1
  33. 33.⚖️ 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 1 (b) class 3 (c) class 2
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  35. 35.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 3 (c) class 2
  36. 36.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 2 (c) class 1
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  38. 38.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the axle (c) the fulcrum (d) the effort
  39. 39.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) False (b) True
  40. 40.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) True (b) False

Answer key

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

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