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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 494 · 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 beam balance is a class 2 lever (load in the middle). (a) True (b) False
  2. 2.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 2 (c) class 3
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  4. 4.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the axle (c) the effort (d) the fulcrum
  5. 5.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 2 (c) class 3
  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 1 (b) class 2 (c) class 3
  7. 7.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) near the fulcrum (c) on the fulcrum (d) far from the fulcrum
  8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  9. 9.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  10. 10.⚖️ What is the pivot point of a lever called? (a) the axle (b) the effort (c) the load (d) the fulcrum
  11. 11.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  12. 12.⚖️ 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 3 (c) class 2
  13. 13.⚖️ 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
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  15. 15.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 2 (c) class 3
  16. 16.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 3 (c) class 2
  17. 17.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) True (b) False
  18. 18.⚖️ 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 3 (c) class 1
  19. 19.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  20. 20.True or false: a crowbar is a class 2 lever (load in the middle). (a) False (b) True
  21. 21.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) False (b) True
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 20 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  23. 23.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 1 (c) class 2
  24. 24.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the effort (c) the fulcrum (d) the load
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 10 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
  26. 26.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) True (b) False
  27. 27.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the pulley (c) the fulcrum (d) the load
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  29. 29.⚖️ 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 1 (b) class 2 (c) class 3
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 110 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  31. 31.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  32. 32.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 1 (c) class 2
  33. 33.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  35. 35.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 3 (c) class 1
  36. 36.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  37. 37.⚖️ 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
  38. 38.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  39. 39.⚖️ 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 2 (c) class 3
  40. 40.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False

Answer key

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

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