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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 599 · 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 3 lever, what is in the middle? (a) the load (b) the effort (c) the fulcrum (d) the pulley
  2. 2.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the axle (c) the load (d) the fulcrum
  3. 3.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  5. 5.⚖️ 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 1 (b) class 2 (c) class 3
  6. 6.⚖️ 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
  7. 7.True or false: a fishing rod is a class 2 lever (load in the middle). (a) True (b) False
  8. 8.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) on the fulcrum (c) near the fulcrum (d) far from the fulcrum
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 90 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  11. 11.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  12. 12.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  14. 14.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 70 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 50 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 20 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  19. 19.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  20. 20.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 90 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  22. 22.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  23. 23.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 3 (c) class 2
  24. 24.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) True (b) False
  25. 25.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  26. 26.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  27. 27.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  30. 30.⚖️ What is the pivot point of a lever called? (a) the axle (b) the effort (c) the load (d) the fulcrum
  31. 31.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 2 (c) class 3
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  33. 33.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 1 (c) class 2
  34. 34.⚖️ 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
  35. 35.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  36. 36.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  38. 38.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  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 1 (b) class 3 (c) class 2
  40. 40.⚖️ 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 1 (b) class 2 (c) class 3

Answer key

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

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