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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 309 · 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.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  2. 2.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  3. 3.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) True (b) False
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  5. 5.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the effort (c) the load (d) the fulcrum
  6. 6.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 2 (c) class 1
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  8. 8.⚖️ 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 1 (b) class 2 (c) class 3
  9. 9.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  10. 10.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  11. 11.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  12. 12.⚖️ 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 1 (c) class 3
  13. 13.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) the axle
  14. 14.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) nothing (c) the effort (d) the fulcrum
  15. 15.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  16. 16.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (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 3 (c) class 2
  18. 18.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  19. 19.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 1 (c) class 3
  20. 20.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  21. 21.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  22. 22.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) True (b) False
  23. 23.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 90 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  25. 25.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) False (b) True
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  29. 29.True or false: a beam balance is a class 2 lever (load in the middle). (a) True (b) False
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  31. 31.⚖️ 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
  32. 32.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 2 (c) class 3
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  34. 34.⚖️ What is the pivot point of a lever called? (a) the load (b) the effort (c) the axle (d) the fulcrum
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 50 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 40 cm, the fulcrum at 70 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  40. 40.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) False (b) True

Answer key

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

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