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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 591 · 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.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the load (c) the axle (d) the effort
  2. 2.⚖️ 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
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 90 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  4. 4.⚖️ 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
  5. 5.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 3 (c) class 1
  6. 6.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 2 (c) class 1
  7. 7.⚖️ 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
  8. 8.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  10. 10.⚖️ 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 1 (c) class 3
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 90 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  12. 12.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 1 (c) class 2
  13. 13.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 2 (c) class 1
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  15. 15.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  17. 17.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the fulcrum (b) far from the fulcrum (c) on the rock (d) near the fulcrum
  18. 18.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  19. 19.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  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 1 (b) class 2 (c) class 3
  21. 21.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) nothing (c) the effort (d) the load
  22. 22.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the pulley (d) the load
  23. 23.⚖️ 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
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  25. 25.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 3 (c) class 1
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  28. 28.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 2 (c) class 3
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  30. 30.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  32. 32.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  33. 33.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 3 (c) class 2
  34. 34.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 3 (c) class 1
  35. 35.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) False (b) True
  36. 36.⚖️ 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 2 (c) class 1
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  38. 38.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 1 (c) class 2
  39. 39.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 2 (c) class 3
  40. 40.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1

Answer key

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

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