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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 93 · 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 70 cm, the fulcrum at 100 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  2. 2.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 1 (c) class 3
  3. 3.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  4. 4.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  5. 5.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 1 (c) class 3
  6. 6.⚖️ What is the pivot point of a lever called? (a) the load (b) the axle (c) the fulcrum (d) the effort
  7. 7.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 90 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  9. 9.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) True (b) False
  10. 10.⚖️ 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 3 (b) class 1 (c) class 2
  11. 11.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the pulley (c) the load (d) the effort
  12. 12.True or false: a seesaw is a class 3 lever (effort in the middle). (a) False (b) True
  13. 13.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the effort (c) the axle (d) the fulcrum
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  15. 15.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) near the fulcrum (c) on the rock (d) on the fulcrum
  16. 16.⚖️ 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
  17. 17.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  18. 18.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) False (b) True
  19. 19.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) True (b) False
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  21. 21.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 1 (c) class 2
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  23. 23.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 3 (c) class 1
  24. 24.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  25. 25.⚖️ 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 2 (c) class 3
  26. 26.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) True (b) False
  27. 27.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the fulcrum (c) nothing (d) the effort
  28. 28.True or false: a seesaw 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 70 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  31. 31.⚖️ 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
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 50 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  33. 33.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 3 (c) class 2
  34. 34.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  35. 35.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 2 (c) class 1
  36. 36.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) False (b) True
  37. 37.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 2 (c) class 3
  38. 38.⚖️ Which class of lever is a bottle opener? (a) class 1 (b) class 3 (c) class 2
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 50 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2

Answer key

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

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