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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 234 · 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 nutcracker? (a) class 2 (b) class 3 (c) class 1
  2. 2.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) True (b) False
  3. 3.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  4. 4.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the axle (d) the load
  5. 5.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the load (c) the effort (d) the fulcrum
  6. 6.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the effort (c) the fulcrum (d) nothing
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 20 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  8. 8.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  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 0 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  10. 10.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 1 (c) class 3
  11. 11.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 1 (c) class 3
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  13. 13.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) on the fulcrum (c) near the fulcrum (d) far from the fulcrum
  14. 14.⚖️ 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
  15. 15.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  16. 16.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 2 (c) class 3
  17. 17.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  18. 18.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  19. 19.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  20. 20.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  21. 21.⚖️ 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 2 (b) class 3 (c) class 1
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  23. 23.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 2 (c) class 1
  24. 24.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  25. 25.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 1 (c) class 2
  26. 26.⚖️ 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 1 (c) class 3
  27. 27.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 3 (c) class 1
  28. 28.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the load (c) the effort (d) the axle
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 100 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  31. 31.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 0 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  33. 33.⚖️ 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
  34. 34.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 50 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
  36. 36.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) False (b) True
  37. 37.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) True (b) False
  38. 38.⚖️ 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 3 (b) class 1 (c) class 2
  39. 39.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) True (b) False
  40. 40.⚖️ 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 3 (c) class 2

Answer key

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

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