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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 630 · 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.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) nothing (c) the load (d) the fulcrum
  2. 2.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  3. 3.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the pulley (c) the fulcrum (d) the effort
  4. 4.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  6. 6.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 3 (c) class 1
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  8. 8.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  9. 9.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  10. 10.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False
  11. 11.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  12. 12.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) near the fulcrum (c) far from the fulcrum (d) on the fulcrum
  13. 13.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 3 (c) class 2
  14. 14.⚖️ 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
  15. 15.⚖️ What is the pivot point of a lever called? (a) the load (b) the effort (c) the axle (d) the fulcrum
  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.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  18. 18.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 1 (c) class 2
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 80 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  20. 20.True or false: a beam balance is a class 2 lever (load in the middle). (a) True (b) False
  21. 21.⚖️ 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 1 (b) class 2 (c) class 3
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 110 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  23. 23.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  24. 24.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 1 (c) class 3
  25. 25.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  26. 26.⚖️ 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 3 (b) class 1 (c) class 2
  27. 27.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) True (b) False
  28. 28.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  29. 29.⚖️ 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
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  32. 32.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 1 (c) class 2
  33. 33.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  34. 34.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 3 (c) class 1
  35. 35.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the axle (d) the load
  36. 36.⚖️ 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 2 (c) class 3
  37. 37.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  40. 40.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 3 (c) class 2

Answer key

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

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