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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 260 · 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.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the pulley (d) the load
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  3. 3.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 1 (c) class 2
  4. 4.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the fulcrum (b) near the fulcrum (c) far from the fulcrum (d) on the rock
  5. 5.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 80 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  7. 7.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  8. 8.⚖️ What is the pivot point of a lever called? (a) the axle (b) the load (c) the effort (d) the fulcrum
  9. 9.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 3 (c) class 1
  10. 10.⚖️ 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 3 (c) class 1
  11. 11.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 3 (c) class 2
  12. 12.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  13. 13.True or false: a fishing rod is a class 2 lever (load in the middle). (a) True (b) False
  14. 14.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  15. 15.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  16. 16.True or false: your forearm 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 2 (b) class 3 (c) class 1
  18. 18.⚖️ 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
  19. 19.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  21. 21.⚖️ 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 1 (c) class 2
  22. 22.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the load (c) nothing (d) the fulcrum
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 60 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  24. 24.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 2 (c) class 1
  25. 25.⚖️ 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 3 (c) class 1
  26. 26.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) False (b) True
  27. 27.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 3 (c) class 2
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  31. 31.⚖️ 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 1 (b) class 3 (c) class 2
  32. 32.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3
  33. 33.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the axle (c) the effort (d) the fulcrum
  34. 34.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 2 (c) class 3
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 100 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
  36. 36.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  37. 37.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  38. 38.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  39. 39.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 2 (c) class 3
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1

Answer key

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

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