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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 271 · 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 40 cm, the fulcrum at 30 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  2. 2.⚖️ 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
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  4. 4.⚖️ 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
  5. 5.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  6. 6.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the axle (c) the effort (d) the load
  7. 7.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  8. 8.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 3 (c) class 2
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  10. 10.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the axle (d) the load
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  12. 12.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  13. 13.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) far from the fulcrum (c) on the fulcrum (d) on the rock
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 100 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  15. 15.⚖️ Which class of lever is a lemon squeezer? (a) class 2 (b) class 3 (c) class 1
  16. 16.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  17. 17.⚖️ 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 3 (c) class 2
  18. 18.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) nothing (c) the load (d) the effort
  19. 19.⚖️ 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
  20. 20.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 1 (c) class 3
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  23. 23.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 1 (c) class 2
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  25. 25.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 3 (c) class 2
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  28. 28.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 3 (c) class 1
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 70 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 80 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  31. 31.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the fulcrum (c) the effort (d) the load
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 70 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 bottle opener? (a) class 1 (b) class 3 (c) class 2
  35. 35.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) True (b) False
  36. 36.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) False (b) True
  37. 37.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 1 (c) class 3
  38. 38.True or false: a crowbar is a class 3 lever (effort in the middle). (a) True (b) False
  39. 39.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 2 (c) class 3
  40. 40.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True

Answer key

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

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