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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 863 · 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.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the axle (c) the effort (d) the load
  2. 2.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 2 (c) class 3
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 40 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  5. 5.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  6. 6.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 1 (c) class 3
  7. 7.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 0 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
  9. 9.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the load (d) the axle
  10. 10.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the effort (c) the pulley (d) the fulcrum
  11. 11.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) False (b) True
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 90 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 70 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  14. 14.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  15. 15.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 2 (c) class 1
  16. 16.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) True (b) False
  17. 17.⚖️ 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
  18. 18.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  20. 20.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 1 (c) class 2
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  22. 22.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  23. 23.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 3 (c) class 1
  24. 24.True or false: your forearm is a class 2 lever (load in the middle). (a) True (b) False
  25. 25.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) on the rock (c) far from the fulcrum (d) on the fulcrum
  26. 26.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 3 (c) class 1
  27. 27.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) True (b) False
  28. 28.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  30. 30.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  31. 31.⚖️ 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
  32. 32.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  33. 33.⚖️ 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
  34. 34.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 2 (c) class 1
  35. 35.⚖️ 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 3 (b) class 1 (c) class 2
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  37. 37.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  38. 38.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the load (c) nothing (d) the effort
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  40. 40.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) False (b) True

Answer key

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

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