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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 126 · 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 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  2. 2.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  5. 5.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  6. 6.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  7. 7.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) True (b) False
  8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 50 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  9. 9.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 1 (c) class 2
  10. 10.⚖️ What is the pivot point of a lever called? (a) the axle (b) the fulcrum (c) the effort (d) the load
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  12. 12.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 3 (c) class 2
  13. 13.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the axle (c) the load (d) the effort
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  15. 15.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  16. 16.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  17. 17.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 90 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  19. 19.⚖️ 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
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  21. 21.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  22. 22.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  23. 23.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) False (b) True
  24. 24.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 3 (c) class 2
  25. 25.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the fulcrum (c) the effort (d) the load
  26. 26.True or false: a wheelbarrow is a class 2 lever (load 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) True (b) False
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 20 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  29. 29.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  30. 30.True or false: a beam balance is a class 2 lever (load in the middle). (a) False (b) True
  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 1 (c) class 3
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 110 cm and the load at 30 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 70 cm, the fulcrum at 90 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  34. 34.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  35. 35.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  36. 36.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  38. 38.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the load (c) the fulcrum (d) nothing
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  40. 40.⚖️ 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

Answer key

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

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