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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 103 · 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.⚖️ 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 1 (c) class 3
  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 3 (b) class 2 (c) class 1
  3. 3.⚖️ Which class of lever is a bottle opener? (a) class 1 (b) class 2 (c) class 3
  4. 4.⚖️ 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
  5. 5.True or false: a seesaw is a class 3 lever (effort in the middle). (a) True (b) False
  6. 6.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  7. 7.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 2 (c) class 1
  8. 8.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the effort (c) the fulcrum (d) the load
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  10. 10.True or false: a broom when sweeping 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 90 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  12. 12.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) on the rock (c) on the fulcrum (d) far from the fulcrum
  13. 13.⚖️ 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
  14. 14.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) False (b) True
  15. 15.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  16. 16.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  17. 17.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) True (b) False
  18. 18.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 2 (c) class 1
  19. 19.⚖️ 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
  20. 20.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) False (b) True
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  22. 22.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  23. 23.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  25. 25.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 90 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  27. 27.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  28. 28.⚖️ What is the pivot point of a lever called? (a) the effort (b) the fulcrum (c) the load (d) the axle
  29. 29.⚖️ 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 3 (b) class 2 (c) class 1
  30. 30.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the pulley (c) the load (d) the fulcrum
  31. 31.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) True (b) False
  32. 32.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  33. 33.⚖️ 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
  34. 34.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 1 (c) class 2
  35. 35.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the load (d) nothing
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  37. 37.⚖️ 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 2 (b) class 3 (c) class 1
  38. 38.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 60 cm. 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. class 2
  2. class 1
  3. class 2
  4. class 3
  5. False
  6. False
  7. class 3
  8. the load
  9. class 3
  10. True
  11. class 3
  12. far from the fulcrum
  13. class 3
  14. False
  15. class 3
  16. class 2
  17. False
  18. class 1
  19. class 3
  20. False
  21. class 3
  22. True
  23. True
  24. class 3
  25. class 1
  26. class 2
  27. True
  28. the fulcrum
  29. class 2
  30. the effort
  31. False
  32. True
  33. class 3
  34. class 1
  35. the fulcrum
  36. class 3
  37. class 3
  38. class 3
  39. class 3
  40. True

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