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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 504 · 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 10 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  2. 2.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  3. 3.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) on the rock (c) on the fulcrum (d) near the fulcrum
  4. 4.⚖️ What is the pivot point of a lever called? (a) the effort (b) the fulcrum (c) the load (d) the axle
  5. 5.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the load (c) the effort (d) the fulcrum
  6. 6.⚖️ 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 2 (b) class 1 (c) class 3
  7. 7.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 3 (c) class 1
  8. 8.True or false: a fishing rod is a class 2 lever (load in the middle). (a) False (b) True
  9. 9.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  10. 10.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 3 (c) class 1
  11. 11.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  12. 12.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 1 (c) class 2
  13. 13.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 3 (c) class 1
  14. 14.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 3 (c) class 1
  15. 15.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 2 (c) class 1
  16. 16.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  17. 17.⚖️ 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
  18. 18.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 1 (c) class 2
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 100 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  21. 21.⚖️ 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 3 (b) class 1 (c) class 2
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  23. 23.⚖️ 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 2 (b) class 3 (c) class 1
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 90 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  26. 26.⚖️ 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
  27. 27.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  29. 29.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) False (b) True
  30. 30.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) False (b) True
  31. 31.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  32. 32.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 10 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
  34. 34.⚖️ 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 3 (b) class 1 (c) class 2
  35. 35.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 2 (c) class 1
  36. 36.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 1 (c) class 3
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 80 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 50 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  40. 40.⚖️ 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

Answer key

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

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