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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 288 · 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.⚖️ 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 1 (c) class 2
  2. 2.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the fulcrum (c) nothing (d) the load
  3. 3.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) near the fulcrum (c) on the fulcrum (d) on the rock
  4. 4.⚖️ 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 3 (c) class 2
  5. 5.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 2 (c) class 1
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 70 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 50 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
  8. 8.⚖️ 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
  9. 9.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  10. 10.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the load (c) the fulcrum (d) the effort
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  13. 13.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 3 (c) class 2
  14. 14.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the axle (c) the effort (d) the load
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  16. 16.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  18. 18.True or false: a seesaw is a class 3 lever (effort in the middle). (a) True (b) False
  19. 19.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) True (b) False
  20. 20.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  21. 21.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 3 (c) class 1
  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 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  23. 23.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  24. 24.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  25. 25.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  26. 26.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 2 (c) class 3
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  28. 28.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) True (b) False
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  30. 30.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  31. 31.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 3 (c) class 2
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  33. 33.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 3 (c) class 2
  34. 34.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  35. 35.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 1 (c) class 3
  36. 36.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 2 (c) class 1
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  38. 38.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  39. 39.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the effort (c) the fulcrum (d) the load
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 80 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

Answer key

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

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