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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 342 · 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 broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  2. 2.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 3 (c) class 1
  3. 3.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 3 (c) class 1
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  5. 5.⚖️ 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 1 (b) class 3 (c) class 2
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 10 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
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 90 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  8. 8.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 1 (c) class 2
  9. 9.⚖️ 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
  10. 10.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 70 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  12. 12.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the fulcrum (c) the load (d) the effort
  13. 13.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the axle (c) the fulcrum (d) the load
  14. 14.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3
  15. 15.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 3 (c) class 2
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 0 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
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 50 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  18. 18.⚖️ 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
  19. 19.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 1 (c) class 3
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 90 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  21. 21.⚖️ 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
  22. 22.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  23. 23.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 2 (c) class 1
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 70 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  25. 25.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 80 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  27. 27.True or false: a seesaw is a class 2 lever (load in the middle). (a) False (b) True
  28. 28.⚖️ 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
  29. 29.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  30. 30.⚖️ What is the pivot point of a lever called? (a) the axle (b) the load (c) the effort (d) the fulcrum
  31. 31.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) True (b) False
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 20 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 20 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  34. 34.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 3 (c) class 1
  35. 35.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) False (b) True
  36. 36.True or false: your forearm is a class 3 lever (effort in the middle). (a) False (b) True
  37. 37.⚖️ Which class of lever is a nutcracker? (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 70 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  39. 39.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 3 (c) class 1
  40. 40.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False

Answer key

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

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