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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 196 · 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.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3
  2. 2.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  3. 3.⚖️ 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 2 (b) class 3 (c) class 1
  4. 4.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 60 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  7. 7.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 2 (c) class 1
  8. 8.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) on the rock (c) near the fulcrum (d) on the fulcrum
  9. 9.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) True (b) False
  10. 10.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) True (b) False
  11. 11.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 1 (c) class 3
  12. 12.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  13. 13.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  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 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  15. 15.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  16. 16.⚖️ 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 1 (c) class 2
  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 1 (b) class 2 (c) class 3
  18. 18.⚖️ What is the pivot point of a lever called? (a) the effort (b) the load (c) the axle (d) the fulcrum
  19. 19.True or false: a beam balance is a class 3 lever (effort in the middle). (a) False (b) True
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  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 30 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 10 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
  23. 23.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 2 (c) class 3
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  25. 25.True or false: a crowbar is a class 3 lever (effort in the middle). (a) True (b) False
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 50 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 60 cm and the load at 100 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  28. 28.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 90 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  31. 31.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the effort (c) the load (d) the fulcrum
  32. 32.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the load (c) the effort (d) the fulcrum
  33. 33.⚖️ 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 3 (c) class 2
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  35. 35.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) False (b) True
  36. 36.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 2 (c) class 1
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  38. 38.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 90 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  40. 40.True or false: a beam balance is a class 2 lever (load in the middle). (a) False (b) True

Answer key

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

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