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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 833 · 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.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the pulley (c) the fulcrum (d) the load
  2. 2.True or false: a crowbar is a class 2 lever (load in the middle). (a) False (b) True
  3. 3.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 2 (c) class 1
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 80 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
  5. 5.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  6. 6.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 3 (c) class 2
  7. 7.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  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 3 (b) class 2 (c) class 1
  9. 9.⚖️ 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 1 (c) class 3
  10. 10.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  11. 11.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  12. 12.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) True (b) False
  13. 13.⚖️ 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
  14. 14.⚖️ 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 2 (c) class 3
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  16. 16.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  18. 18.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  19. 19.True or false: a beam balance is a class 3 lever (effort in the middle). (a) True (b) False
  20. 20.⚖️ What is the pivot point of a lever called? (a) the axle (b) the effort (c) the load (d) the fulcrum
  21. 21.⚖️ Which class of lever is a bottle opener? (a) class 1 (b) class 3 (c) class 2
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  23. 23.True or false: a seesaw is a class 3 lever (effort in the middle). (a) False (b) True
  24. 24.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  25. 25.True or false: a crowbar is a class 3 lever (effort in the middle). (a) False (b) True
  26. 26.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the load (d) nothing
  27. 27.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) True (b) False
  28. 28.True or false: a fishing rod is a class 2 lever (load in the middle). (a) False (b) True
  29. 29.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  30. 30.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) False (b) True
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  32. 32.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 90 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 60 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  36. 36.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 2 (c) class 1
  37. 37.⚖️ 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 2 (b) class 1 (c) class 3
  38. 38.⚖️ 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 3 (b) class 2 (c) class 1
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  40. 40.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 1 (c) class 2

Answer key

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

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