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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 88 · 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.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) far from the fulcrum (c) on the fulcrum (d) on the rock
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  3. 3.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 1 (c) class 2
  4. 4.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  5. 5.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the load (d) the axle
  6. 6.⚖️ What is the pivot point of a lever called? (a) the axle (b) the effort (c) the load (d) the fulcrum
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 70 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  8. 8.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  9. 9.⚖️ 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 2 (b) class 3 (c) class 1
  10. 10.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  13. 13.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) nothing (c) the effort (d) the fulcrum
  14. 14.True or false: your forearm is a class 3 lever (effort in the middle). (a) False (b) True
  15. 15.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 1 (c) class 3
  16. 16.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  20. 20.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  21. 21.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 1 (c) class 3
  22. 22.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) True (b) False
  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 60 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
  25. 25.⚖️ 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 1 (c) class 3
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  27. 27.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 70 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
  30. 30.True or false: a pair of kitchen tongs 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 40 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  32. 32.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  33. 33.⚖️ 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 1 (c) class 3
  34. 34.True or false: a beam balance is a class 3 lever (effort in the middle). (a) True (b) False
  35. 35.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 2 (c) class 3
  36. 36.True or false: a nutcracker is a class 2 lever (load in the middle). (a) False (b) True
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  38. 38.True or false: a seesaw is a class 3 lever (effort in the middle). (a) True (b) False
  39. 39.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 3 (c) class 2
  40. 40.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) False (b) True

Answer key

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

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