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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 97 · 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.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) True (b) False
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 20 cm. 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) near the fulcrum (b) on the fulcrum (c) far from the fulcrum (d) on the rock
  4. 4.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) nothing (c) the fulcrum (d) the load
  5. 5.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  6. 6.True or false: your forearm is a class 3 lever (effort in the middle). (a) False (b) True
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  8. 8.⚖️ 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 1 (b) class 3 (c) class 2
  9. 9.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 1 (c) class 3
  10. 10.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 2 (c) class 1
  11. 11.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  12. 12.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 1 (c) class 3
  13. 13.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the load (d) the axle
  14. 14.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  15. 15.⚖️ What is the pivot point of a lever called? (a) the axle (b) the effort (c) the load (d) the fulcrum
  16. 16.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 3 (c) class 2
  17. 17.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  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 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  20. 20.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 1 (c) class 3
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  22. 22.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False
  23. 23.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 100 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
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  26. 26.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  27. 27.True or false: a broom when sweeping 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 60 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  29. 29.True or false: a crowbar is a class 2 lever (load in the middle). (a) True (b) False
  30. 30.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  31. 31.True or false: your forearm is a class 2 lever (load in the middle). (a) True (b) False
  32. 32.True or false: a bottle opener 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 40 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 0 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  35. 35.⚖️ 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
  36. 36.⚖️ 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 3 (c) class 2
  37. 37.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 2 (c) class 3
  38. 38.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) False (b) True
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3

Answer key

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

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