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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 587 · 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.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) False (b) True
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  3. 3.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 2 (c) class 1
  4. 4.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the fulcrum (c) the pulley (d) the effort
  5. 5.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 3 (c) class 2
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 20 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
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 60 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 100 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  10. 10.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  11. 11.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) on the fulcrum (c) far from the fulcrum (d) near the fulcrum
  12. 12.⚖️ 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 3 (c) class 2
  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 lemon squeezer is a class 1 lever (fulcrum in the middle). (a) False (b) True
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 20 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  18. 18.⚖️ 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 1 (b) class 2 (c) class 3
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 50 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 50 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  21. 21.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  23. 23.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  24. 24.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 2 (c) class 1
  25. 25.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the load (c) the axle (d) the effort
  26. 26.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the effort (c) nothing (d) the load
  27. 27.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  28. 28.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 2 (c) class 3
  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 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  30. 30.True or false: a crowbar is a class 2 lever (load in the middle). (a) True (b) False
  31. 31.True or false: a fishing rod is a class 2 lever (load in the middle). (a) True (b) False
  32. 32.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the fulcrum (c) the effort (d) the axle
  33. 33.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  34. 34.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  35. 35.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 2 (c) class 1
  36. 36.⚖️ 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 3 (b) class 1 (c) class 2
  37. 37.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 1 (c) class 2
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 80 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
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2

Answer key

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

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