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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 393 · 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 2 lever, what is in the middle? (a) the axle (b) the load (c) the effort (d) the fulcrum
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 80 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  3. 3.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 1 (c) class 2
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 50 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  6. 6.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  7. 7.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True
  8. 8.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 3 (c) class 2
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  10. 10.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
  11. 11.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  12. 12.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the fulcrum (c) the effort (d) the pulley
  13. 13.⚖️ 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
  14. 14.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  17. 17.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 3 (c) class 1
  18. 18.⚖️ 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
  19. 19.⚖️ 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 3 (c) class 1
  20. 20.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the fulcrum (c) the effort (d) nothing
  21. 21.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 2 (c) class 3
  22. 22.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  23. 23.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) far from the fulcrum (c) on the rock (d) on the fulcrum
  24. 24.⚖️ What is the pivot point of a lever called? (a) the axle (b) the load (c) the effort (d) the fulcrum
  25. 25.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 1 (c) class 3
  26. 26.True or false: a fishing rod is a class 2 lever (load in the middle). (a) True (b) False
  27. 27.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) True (b) False
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  30. 30.⚖️ 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 1 (b) class 2 (c) class 3
  31. 31.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 2 (c) class 3
  32. 32.True or false: a nutcracker is a class 2 lever (load in the middle). (a) False (b) True
  33. 33.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 3 (c) class 1
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 0 cm and the load at 10 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 20 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  36. 36.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) True (b) False
  37. 37.⚖️ 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
  38. 38.⚖️ 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 2 (c) class 3
  39. 39.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 3 (c) class 2
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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

Answer key

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

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