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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 495 · 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.⚖️ 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
  2. 2.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 3 (c) class 1
  3. 3.True or false: a crowbar is a class 2 lever (load in the middle). (a) False (b) True
  4. 4.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 2 (c) class 3
  5. 5.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 3 (c) class 2
  6. 6.⚖️ 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
  7. 7.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the axle (d) the load
  8. 8.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  9. 9.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  11. 11.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 1 (c) class 2
  12. 12.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 3 (c) class 1
  13. 13.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  14. 14.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  15. 15.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  16. 16.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 1 (c) class 3
  17. 17.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 50 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  20. 20.⚖️ What is the pivot point of a lever called? (a) the load (b) the axle (c) the effort (d) the fulcrum
  21. 21.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 2 (c) class 1
  22. 22.⚖️ Which class of lever is a wheelbarrow? (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 10 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 70 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 110 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  26. 26.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  28. 28.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) True (b) False
  29. 29.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  30. 30.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
  31. 31.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) nothing (c) the load (d) the fulcrum
  32. 32.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 3 (c) class 1
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  34. 34.⚖️ 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 2 (c) class 3
  35. 35.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 2 (c) class 1
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 80 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
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  38. 38.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 0 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
  40. 40.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) False (b) True

Answer key

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

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