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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 284 · 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 30 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 50 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
  4. 4.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  7. 7.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  8. 8.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  9. 9.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  10. 10.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) False (b) True
  11. 11.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 1 (c) class 3
  12. 12.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the axle (c) the effort (d) the load
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 80 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
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  16. 16.⚖️ 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 3 (c) class 1
  17. 17.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) nothing (c) the fulcrum (d) the effort
  18. 18.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) False (b) True
  19. 19.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  20. 20.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 1 (c) class 3
  21. 21.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) near the fulcrum (c) on the fulcrum (d) on the rock
  22. 22.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) False (b) True
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 100 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  24. 24.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 3 (c) class 2
  25. 25.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  27. 27.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) True (b) False
  28. 28.⚖️ 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
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 40 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  30. 30.⚖️ 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 1 (b) class 2 (c) class 3
  31. 31.⚖️ 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 1 (b) class 3 (c) class 2
  32. 32.⚖️ 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
  33. 33.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 1 (c) class 2
  34. 34.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the load (c) the axle (d) the effort
  35. 35.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 70 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
  37. 37.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  39. 39.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. 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 10 cm, the fulcrum at 60 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1

Answer key

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

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