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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 670 · 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) nothing (b) the load (c) the fulcrum (d) the effort
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 80 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  3. 3.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 3 (c) class 1
  4. 4.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the effort (c) the fulcrum (d) the axle
  5. 5.True or false: a wheelbarrow 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 30 cm, the fulcrum at 10 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  7. 7.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  8. 8.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3
  9. 9.⚖️ 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 1 (b) class 2 (c) class 3
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  11. 11.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 1 (c) class 2
  12. 12.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 2 (c) class 3
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  14. 14.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  15. 15.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  16. 16.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 2 (c) class 1
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  18. 18.⚖️ What is the pivot point of a lever called? (a) the axle (b) the load (c) the effort (d) the fulcrum
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  20. 20.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 3 (c) class 1
  21. 21.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  22. 22.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  23. 23.⚖️ 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 2 (c) class 3
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  25. 25.⚖️ 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
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 70 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
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 90 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 90 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
  29. 29.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 80 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  32. 32.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  33. 33.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 2 (c) class 3
  34. 34.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  35. 35.⚖️ 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 3 (c) class 1
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  37. 37.⚖️ 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 2 (b) class 1 (c) class 3
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 50 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
  39. 39.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) True (b) False
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2

Answer key

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

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