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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 302 · 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 pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  2. 2.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) near the fulcrum (c) on the fulcrum (d) far from the fulcrum
  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 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  4. 4.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 1 (c) class 2
  5. 5.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 80 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 30 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
  8. 8.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  9. 9.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 3 (c) class 1
  10. 10.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  11. 11.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  12. 12.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 2 (c) class 1
  13. 13.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 1 (c) class 3
  14. 14.⚖️ 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 2 (c) class 1
  15. 15.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. 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 10 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
  17. 17.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  18. 18.⚖️ Which class of lever is a lemon squeezer? (a) class 2 (b) class 3 (c) class 1
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 90 cm and the load at 70 cm. 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 70 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 10 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  25. 25.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the fulcrum (c) the effort (d) nothing
  26. 26.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  27. 27.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  28. 28.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 2 (c) class 1
  29. 29.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 1 (c) class 2
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 70 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  32. 32.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the effort (c) the fulcrum (d) the pulley
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  34. 34.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 3 (c) class 2
  35. 35.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) False (b) True
  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 1 (b) class 2 (c) class 3
  37. 37.⚖️ What is the pivot point of a lever called? (a) the load (b) the axle (c) the fulcrum (d) the effort
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 60 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 30 cm, the fulcrum at 50 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  40. 40.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 2 (c) class 1

Answer key

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

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