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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 877 · 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.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) False (b) True
  2. 2.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  3. 3.⚖️ What is the pivot point of a lever called? (a) the axle (b) the load (c) the fulcrum (d) the effort
  4. 4.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 1 (c) class 2
  5. 5.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the load (c) the axle (d) the effort
  6. 6.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the fulcrum (c) the load (d) the effort
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  8. 8.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  9. 9.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  10. 10.⚖️ 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 3 (b) class 2 (c) class 1
  11. 11.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 2 (c) class 1
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  13. 13.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  14. 14.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  15. 15.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) nothing (c) the effort (d) the load
  16. 16.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 3 (c) class 2
  17. 17.⚖️ 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 2 (c) class 1
  18. 18.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 1 (c) class 3
  19. 19.⚖️ 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
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 90 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
  21. 21.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  22. 22.⚖️ 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 2 (c) class 1
  23. 23.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 2 (c) class 3
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 100 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  25. 25.⚖️ 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
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  27. 27.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  29. 29.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  30. 30.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  31. 31.True or false: a crowbar is a class 3 lever (effort in the middle). (a) False (b) True
  32. 32.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) False (b) True
  33. 33.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  34. 34.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  35. 35.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 40 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 20 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  38. 38.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
  39. 39.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2

Answer key

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

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