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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 787 · 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 effort (b) the axle (c) the load (d) the fulcrum
  2. 2.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the load (c) the axle (d) the fulcrum
  3. 3.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  4. 4.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the fulcrum (c) nothing (d) the effort
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  7. 7.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  8. 8.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  9. 9.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the fulcrum (b) on the rock (c) near the fulcrum (d) far from the fulcrum
  10. 10.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) the pulley
  11. 11.True or false: a fishing rod is a class 2 lever (load in the middle). (a) True (b) False
  12. 12.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  13. 13.⚖️ 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 1 (b) class 3 (c) class 2
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  15. 15.⚖️ 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 1 (c) class 3
  16. 16.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3
  17. 17.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 60 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 10 cm, the fulcrum at 50 cm and the load at 70 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 60 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  21. 21.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 3 (c) class 2
  22. 22.⚖️ 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 2 (c) class 1
  23. 23.⚖️ 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 2 (b) class 3 (c) class 1
  24. 24.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 2 (c) class 1
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  26. 26.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  27. 27.⚖️ 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
  28. 28.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 1 (c) class 3
  29. 29.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 3 (c) class 1
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  31. 31.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  33. 33.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  35. 35.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  40. 40.⚖️ Which class of lever is a bottle opener? (a) class 1 (b) class 3 (c) class 2

Answer key

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

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