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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 246 · 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.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  2. 2.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 2 (c) class 3
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  5. 5.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) near the fulcrum (c) on the rock (d) on the fulcrum
  6. 6.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 3 (c) class 2
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 110 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  8. 8.True or false: your forearm 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 10 cm, the fulcrum at 0 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  10. 10.⚖️ What is the pivot point of a lever called? (a) the effort (b) the fulcrum (c) the load (d) the axle
  11. 11.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  12. 12.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 3 (c) class 1
  13. 13.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the axle (d) the load
  14. 14.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 1 (c) class 3
  15. 15.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) True (b) False
  16. 16.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  17. 17.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  18. 18.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  19. 19.⚖️ 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 2 (c) class 3
  20. 20.True or false: a pair of pliers 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 20 cm, the fulcrum at 90 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  22. 22.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 2 (c) class 1
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  24. 24.⚖️ 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 3 (b) class 2 (c) class 1
  25. 25.⚖️ 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
  26. 26.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (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 3 (b) class 2 (c) class 1
  28. 28.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  29. 29.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  30. 30.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the fulcrum (c) nothing (d) the load
  31. 31.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  33. 33.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 2 (c) class 1
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  36. 36.True or false: your forearm is a class 3 lever (effort in the middle). (a) False (b) True
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  39. 39.⚖️ 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
  40. 40.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 2 (c) class 3

Answer key

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

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