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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 955 · 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 70 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  2. 2.True or false: a beam balance is a class 3 lever (effort in the middle). (a) False (b) True
  3. 3.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 2 (c) class 1
  4. 4.⚖️ What is the pivot point of a lever called? (a) the load (b) the fulcrum (c) the axle (d) the effort
  5. 5.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) True (b) False
  6. 6.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  7. 7.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  8. 8.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the pulley (d) the load
  9. 9.⚖️ 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
  10. 10.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  11. 11.True or false: a beam balance is a class 2 lever (load in the middle). (a) True (b) False
  12. 12.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) False (b) True
  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.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  16. 16.⚖️ 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 3 (b) class 2 (c) class 1
  17. 17.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the load (d) the axle
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 50 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
  19. 19.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 0 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  22. 22.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 3 (c) class 1
  23. 23.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 3 (c) class 1
  24. 24.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the load (c) the effort (d) the fulcrum
  25. 25.⚖️ 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 3 (c) class 1
  26. 26.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) True (b) False
  27. 27.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  29. 29.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  31. 31.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 70 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
  33. 33.True or false: a seesaw is a class 2 lever (load in the middle). (a) False (b) True
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 50 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  35. 35.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 3 (c) class 2
  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 100 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  37. 37.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  39. 39.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 3 (c) class 2
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3

Answer key

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

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