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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 517 · 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 bottle opener? (a) class 1 (b) class 3 (c) class 2
  2. 2.True or false: a beam balance is a class 3 lever (effort in the middle). (a) True (b) False
  3. 3.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 1 (c) class 3
  4. 4.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  5. 5.⚖️ 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
  6. 6.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  7. 7.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the axle (c) the fulcrum (d) the effort
  8. 8.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  9. 9.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  10. 10.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the load (d) the pulley
  11. 11.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  12. 12.⚖️ 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
  13. 13.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) True (b) False
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  15. 15.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the fulcrum (b) on the rock (c) near the fulcrum (d) far from the fulcrum
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 0 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 40 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  18. 18.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  19. 19.⚖️ What is the pivot point of a lever called? (a) the effort (b) the axle (c) the load (d) the fulcrum
  20. 20.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 2 (c) class 1
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  22. 22.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the fulcrum (c) nothing (d) the effort
  23. 23.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 2 (c) class 3
  24. 24.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  25. 25.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 2 (c) class 3
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 10 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
  27. 27.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) True (b) False
  28. 28.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  29. 29.True or false: a fishing rod is a class 2 lever (load in the middle). (a) False (b) True
  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 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  31. 31.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  32. 32.⚖️ 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
  33. 33.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) True (b) False
  34. 34.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 1 (c) class 3
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  36. 36.⚖️ 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
  37. 37.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 1 (c) class 3
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 70 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  40. 40.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3

Answer key

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

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