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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 254 · 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 seesaw is a class 2 lever (load in the middle). (a) True (b) False
  2. 2.⚖️ What is the pivot point of a lever called? (a) the effort (b) the load (c) the axle (d) the fulcrum
  3. 3.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 40 cm and the load at 10 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 40 cm, the fulcrum at 10 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 10 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  7. 7.⚖️ 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 1 (c) class 3
  8. 8.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) True (b) False
  9. 9.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the axle (c) the load (d) the fulcrum
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  11. 11.⚖️ 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
  12. 12.⚖️ 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
  13. 13.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) near the fulcrum (c) on the rock (d) on the fulcrum
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 50 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  15. 15.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  16. 16.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 1 (c) class 3
  17. 17.⚖️ 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 3 (c) class 2
  18. 18.⚖️ 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 2 (b) class 3 (c) class 1
  19. 19.⚖️ 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 2 (c) class 1
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  21. 21.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  22. 22.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 3 (c) class 1
  23. 23.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 1 (c) class 2
  24. 24.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the effort (c) the fulcrum (d) nothing
  25. 25.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) False (b) True
  26. 26.⚖️ 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 2 (c) class 3
  27. 27.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 3 (c) class 1
  28. 28.True or false: a nutcracker is a class 2 lever (load in the middle). (a) False (b) True
  29. 29.True or false: a crowbar is a class 2 lever (load in the middle). (a) True (b) False
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  31. 31.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 3 (c) class 1
  32. 32.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) True (b) False
  33. 33.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  34. 34.⚖️ 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 2 (c) class 3
  35. 35.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) False (b) True
  36. 36.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 1 (c) class 2
  37. 37.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) True (b) False
  38. 38.⚖️ 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 1 (b) class 2 (c) class 3
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 30 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2

Answer key

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

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