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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 794 · 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.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  2. 2.⚖️ 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
  3. 3.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) True (b) False
  4. 4.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) nothing (c) the effort (d) the load
  5. 5.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) True (b) False
  6. 6.⚖️ Which class of lever is a beam balance? (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) far from the fulcrum (c) on the rock (d) on the fulcrum
  8. 8.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 3 (c) class 1
  9. 9.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the fulcrum (c) the effort (d) the pulley
  10. 10.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 110 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
  12. 12.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  14. 14.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  15. 15.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 2 (c) class 1
  16. 16.⚖️ 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
  17. 17.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  18. 18.⚖️ 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 2 (c) class 3
  19. 19.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the effort (c) the load (d) the axle
  20. 20.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  23. 23.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the load (c) the effort (d) the fulcrum
  24. 24.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  25. 25.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 2 (c) class 1
  26. 26.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) True (b) False
  27. 27.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 2 (c) class 3
  28. 28.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 3 (c) class 1
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 60 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  30. 30.True or false: a crowbar is a class 3 lever (effort in the middle). (a) False (b) True
  31. 31.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 3 (c) class 1
  32. 32.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 2 (c) class 1
  33. 33.⚖️ 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 1 (b) class 2 (c) class 3
  34. 34.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 3 (c) class 1
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 70 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  36. 36.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 0 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  39. 39.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 1 (c) class 2
  40. 40.True or false: a seesaw is a class 2 lever (load in the middle). (a) False (b) True

Answer key

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

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