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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 719 · 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 fishing rod? (a) class 2 (b) class 1 (c) class 3
  2. 2.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 2 (c) class 1
  3. 3.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 2 (c) class 3
  4. 4.⚖️ 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
  5. 5.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the axle (c) the effort (d) the load
  6. 6.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  8. 8.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) True (b) False
  9. 9.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the fulcrum (c) the effort (d) the axle
  10. 10.⚖️ 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
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  13. 13.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 3 (c) class 2
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  15. 15.True or false: your forearm is a class 3 lever (effort in the middle). (a) False (b) True
  16. 16.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 1 (c) class 3
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  18. 18.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) True (b) False
  19. 19.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the load (c) nothing (d) the fulcrum
  20. 20.⚖️ 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 3 (c) class 1
  21. 21.⚖️ 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
  22. 22.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 1 (c) class 2
  23. 23.⚖️ 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 3 (c) class 1
  24. 24.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 2 (c) class 1
  25. 25.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the fulcrum (c) the pulley (d) the effort
  26. 26.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) True (b) False
  27. 27.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  29. 29.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  30. 30.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 90 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  33. 33.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 3 (c) class 2
  34. 34.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 1 (c) class 3
  35. 35.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  36. 36.⚖️ 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
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  38. 38.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) far from the fulcrum (c) on the fulcrum (d) near the fulcrum
  39. 39.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 80 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1

Answer key

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

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