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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 218 · 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.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the fulcrum (c) the effort (d) the load
  2. 2.⚖️ 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 3 (b) class 2 (c) class 1
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 60 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
  4. 4.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  5. 5.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) nothing (c) the effort (d) the load
  6. 6.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 1 (c) class 2
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 110 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  8. 8.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  9. 9.⚖️ 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 3 (c) class 2
  10. 10.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 3 (c) class 2
  11. 11.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  12. 12.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 3 (c) class 1
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  14. 14.⚖️ 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 2 (c) class 3
  15. 15.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the effort (c) the load (d) 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 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  18. 18.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 1 (c) class 2
  19. 19.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  20. 20.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  21. 21.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  22. 22.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  23. 23.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 3 (c) class 2
  24. 24.True or false: a seesaw is a class 2 lever (load in the middle). (a) False (b) True
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 90 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  26. 26.⚖️ 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
  27. 27.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) True (b) False
  28. 28.⚖️ What is the pivot point of a lever called? (a) the load (b) the effort (c) the axle (d) the fulcrum
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  32. 32.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 2 (c) class 3
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 100 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  34. 34.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) False (b) True
  35. 35.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  36. 36.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  37. 37.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 1 (c) class 2
  38. 38.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) True (b) False
  39. 39.⚖️ Which class of lever is your forearm? (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 3 (b) class 2 (c) class 1

Answer key

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

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