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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 550 · 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 1 lever (fulcrum in the middle). (a) False (b) True
  2. 2.⚖️ 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
  3. 3.⚖️ 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 2 (b) class 3 (c) class 1
  4. 4.⚖️ 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
  5. 5.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 1 (c) class 2
  6. 6.⚖️ 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 1 (c) class 3
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  8. 8.True or false: a beam balance is a class 1 lever (fulcrum 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 60 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  10. 10.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 1 (c) class 3
  11. 11.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  12. 12.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  13. 13.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 1 (c) class 3
  14. 14.⚖️ 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
  15. 15.⚖️ 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
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 20 cm and the load at 30 cm. 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 70 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  19. 19.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the effort (c) the fulcrum (d) the pulley
  20. 20.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) False (b) True
  21. 21.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) True (b) False
  22. 22.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 3 (c) class 2
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  24. 24.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the effort (c) the load (d) the axle
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 70 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 10 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  27. 27.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 3 (c) class 2
  28. 28.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 3 (c) class 1
  29. 29.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 1 (c) class 2
  30. 30.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  31. 31.⚖️ 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 1 (c) class 2
  32. 32.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the effort (c) nothing (d) the fulcrum
  33. 33.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  34. 34.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) False (b) True
  35. 35.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  36. 36.True or false: a bottle opener 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 40 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  39. 39.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1

Answer key

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

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