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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 214 · 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.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the pulley (c) the fulcrum (d) the effort
  2. 2.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 3 (c) class 2
  3. 3.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 2 (c) class 3
  4. 4.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  5. 5.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) False (b) True
  6. 6.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 10 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  8. 8.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) True (b) False
  9. 9.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  10. 10.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) True (b) False
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  12. 12.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) on the fulcrum (c) near the fulcrum (d) on the rock
  13. 13.⚖️ 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 1 (c) class 3
  14. 14.True or false: a seesaw is a class 2 lever (load in the middle). (a) False (b) True
  15. 15.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  16. 16.⚖️ 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 2 (b) class 1 (c) class 3
  17. 17.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 1 (c) class 3
  18. 18.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 2 (c) class 1
  19. 19.True or false: a beam balance is a class 2 lever (load in the middle). (a) False (b) True
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 50 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  21. 21.⚖️ What is the pivot point of a lever called? (a) the axle (b) the effort (c) the load (d) the fulcrum
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  23. 23.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 1 (c) class 3
  24. 24.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 90 cm and the load at 30 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) False (b) True
  27. 27.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  28. 28.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 1 (c) class 3
  29. 29.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) True (b) False
  30. 30.⚖️ 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 2 (c) class 3
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 70 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  32. 32.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) nothing
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  34. 34.⚖️ 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 3 (b) class 1 (c) class 2
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  37. 37.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  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.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  40. 40.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the effort (c) the fulcrum (d) the load

Answer key

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

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