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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 61 · 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.⚖️ What is the pivot point of a lever called? (a) the effort (b) the load (c) the axle (d) the fulcrum
  2. 2.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  4. 4.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the effort (c) the fulcrum (d) the load
  5. 5.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) True (b) False
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  7. 7.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) on the fulcrum (c) far from the fulcrum (d) on the rock
  8. 8.⚖️ 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
  9. 9.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 2 (c) class 3
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  11. 11.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  12. 12.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 80 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
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  15. 15.⚖️ 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
  16. 16.⚖️ 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
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 70 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
  18. 18.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the load (c) the axle (d) the effort
  19. 19.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  20. 20.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) True (b) False
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 70 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 40 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 30 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.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 2 (c) class 3
  26. 26.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 80 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  29. 29.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  30. 30.⚖️ 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 3 (b) class 2 (c) class 1
  31. 31.⚖️ 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
  32. 32.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  34. 34.⚖️ 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
  35. 35.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) False (b) True
  36. 36.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) False (b) True
  37. 37.True or false: a crowbar 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 60 cm, the fulcrum at 100 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  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 1 (c) class 2
  40. 40.⚖️ 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 2 (c) class 3

Answer key

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

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