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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 363 · 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.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 3 (c) class 1
  2. 2.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  3. 3.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
  4. 4.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the load (c) the effort (d) the fulcrum
  5. 5.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the load (d) the pulley
  6. 6.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 2 (c) class 1
  7. 7.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  8. 8.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 0 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
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 70 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  11. 11.⚖️ 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
  12. 12.True or false: a beam balance 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 80 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  14. 14.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) near the fulcrum (c) on the fulcrum (d) on the rock
  15. 15.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  16. 16.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 3 (c) class 1
  17. 17.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 3 (c) class 1
  18. 18.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) True (b) False
  19. 19.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  20. 20.⚖️ What is the pivot point of a lever called? (a) the effort (b) the axle (c) the load (d) the fulcrum
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  22. 22.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 1 (c) class 2
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 100 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  25. 25.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 2 (c) class 1
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  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 2 (b) class 3 (c) class 1
  28. 28.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 2 (c) class 3
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 20 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
  30. 30.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  31. 31.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 1 (c) class 2
  32. 32.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the axle (c) the effort (d) the fulcrum
  33. 33.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  34. 34.True or false: a crowbar is a class 2 lever (load in the middle). (a) False (b) True
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  36. 36.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  37. 37.⚖️ 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 3 (b) class 2 (c) class 1
  38. 38.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 10 cm and the load at 20 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 50 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1

Answer key

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

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