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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 874 · 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, effort, fulcrum. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  2. 2.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the load (c) the axle (d) the effort
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  4. 4.⚖️ 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
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  6. 6.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 1 (c) class 2
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 10 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
  8. 8.⚖️ 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
  9. 9.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 2 (c) class 1
  10. 10.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 2 (c) class 1
  11. 11.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the fulcrum (c) the pulley (d) the effort
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  13. 13.⚖️ 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
  14. 14.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 50 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  16. 16.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) True (b) False
  17. 17.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  18. 18.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 2 (c) class 1
  19. 19.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 100 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  21. 21.⚖️ 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 3 (b) class 2 (c) class 1
  22. 22.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) False (b) True
  23. 23.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) False (b) True
  24. 24.⚖️ 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
  25. 25.True or false: a seesaw is a class 3 lever (effort in the middle). (a) True (b) False
  26. 26.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the fulcrum (c) the effort (d) the load
  27. 27.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 3 (c) class 1
  28. 28.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 3 (c) class 2
  29. 29.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 1 (c) class 2
  30. 30.True or false: a fishing rod is a class 2 lever (load in the middle). (a) True (b) False
  31. 31.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  32. 32.⚖️ 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 3 (c) class 2
  33. 33.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  34. 34.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  35. 35.⚖️ 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 1 (c) class 3
  36. 36.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 3 (c) class 1
  37. 37.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 1 (c) class 2
  38. 38.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the fulcrum (c) the load (d) the effort
  39. 39.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) False (b) True
  40. 40.⚖️ 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 2 (b) class 1 (c) class 3

Answer key

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

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