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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 465 · 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.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  2. 2.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 2 (c) class 1
  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 3 (b) class 2 (c) class 1
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  5. 5.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) False (b) True
  6. 6.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 1 (c) class 2
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  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 2 (c) class 1
  9. 9.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) False (b) True
  10. 10.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  11. 11.⚖️ 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 1 (b) class 3 (c) class 2
  12. 12.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the fulcrum (c) the load (d) the effort
  13. 13.⚖️ 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 3 (c) class 1
  14. 14.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  15. 15.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 3 (c) class 2
  16. 16.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 2 (c) class 3
  17. 17.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3
  18. 18.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 100 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  20. 20.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 2 (c) class 3
  21. 21.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the effort (c) the fulcrum (d) the load
  22. 22.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) on the rock (c) on the fulcrum (d) far from the fulcrum
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  25. 25.⚖️ 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 3 (c) class 1
  26. 26.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  27. 27.⚖️ Which class of lever is a lemon squeezer? (a) class 2 (b) class 3 (c) class 1
  28. 28.⚖️ 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
  29. 29.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) True (b) False
  30. 30.⚖️ 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 1 (b) class 2 (c) class 3
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 80 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  32. 32.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the load (c) the effort (d) the fulcrum
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 20 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
  34. 34.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  36. 36.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 20 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
  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 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  40. 40.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False

Answer key

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

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