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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 900 · 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 0 cm, the fulcrum at 60 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  2. 2.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the fulcrum (c) the load (d) the effort
  3. 3.⚖️ 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
  4. 4.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 3 (c) class 2
  5. 5.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) nothing (c) the load (d) the effort
  6. 6.⚖️ 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 3 (b) class 1 (c) class 2
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  8. 8.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  10. 10.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  11. 11.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 1 (c) class 2
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  13. 13.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 3 (c) class 1
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 20 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
  15. 15.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the pulley (c) the effort (d) the fulcrum
  16. 16.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) False (b) True
  17. 17.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 20 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
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  20. 20.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) False (b) True
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  22. 22.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  23. 23.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  25. 25.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 3 (c) class 1
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  27. 27.⚖️ 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 3 (c) class 2
  28. 28.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  29. 29.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) False (b) True
  30. 30.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  31. 31.⚖️ 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 3 (b) class 2 (c) class 1
  32. 32.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 2 (c) class 1
  33. 33.⚖️ What is the pivot point of a lever called? (a) the effort (b) the axle (c) the fulcrum (d) the load
  34. 34.True or false: a beam balance is a class 2 lever (load in the middle). (a) True (b) False
  35. 35.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  37. 37.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 3 (c) class 2
  38. 38.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  39. 39.⚖️ 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 3 (b) class 1 (c) class 2
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2

Answer key

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

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