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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 700 · 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 pair of kitchen tongs? (a) class 2 (b) class 3 (c) class 1
  2. 2.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  3. 3.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the load (c) nothing (d) the fulcrum
  4. 4.⚖️ What is the pivot point of a lever called? (a) the axle (b) the fulcrum (c) the effort (d) the load
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  6. 6.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) the axle
  7. 7.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  8. 8.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  9. 9.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) True (b) False
  10. 10.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  12. 12.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  13. 13.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the pulley (d) the load
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 0 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
  15. 15.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the fulcrum (b) near the fulcrum (c) far from the fulcrum (d) on the rock
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  17. 17.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 2 (c) class 1
  18. 18.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) True (b) False
  19. 19.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 3 (c) class 2
  20. 20.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 3 (c) class 2
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  22. 22.⚖️ 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 2 (c) class 3
  23. 23.⚖️ 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
  24. 24.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 80 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  28. 28.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  29. 29.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 3 (c) class 2
  30. 30.True or false: a pair of scissors 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 90 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  33. 33.⚖️ Which class of lever is a bottle opener? (a) class 1 (b) class 3 (c) class 2
  34. 34.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) True (b) False
  35. 35.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  36. 36.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  37. 37.⚖️ 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 1 (b) class 2 (c) class 3
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  39. 39.True or false: a fishing rod 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 0 cm, the fulcrum at 30 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2

Answer key

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

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