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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 913 · 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 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the load (d) the axle
  2. 2.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 2 (c) class 1
  3. 3.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the load (c) the effort (d) the axle
  4. 4.⚖️ 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
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 110 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  6. 6.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True
  7. 7.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) True (b) False
  8. 8.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  9. 9.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  10. 10.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 2 (c) class 3
  11. 11.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  12. 12.⚖️ 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
  13. 13.True or false: a nutcracker is a class 2 lever (load in the middle). (a) False (b) True
  14. 14.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the pulley (c) the load (d) the fulcrum
  15. 15.⚖️ 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 1 (c) class 3
  16. 16.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  17. 17.⚖️ 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
  18. 18.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  19. 19.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 3 (c) class 2
  20. 20.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  21. 21.⚖️ 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 2 (b) class 1 (c) class 3
  22. 22.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  23. 23.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  24. 24.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) True (b) False
  25. 25.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  27. 27.⚖️ 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
  28. 28.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the fulcrum (c) nothing (d) the effort
  29. 29.True or false: a crowbar is a class 3 lever (effort in the middle). (a) False (b) True
  30. 30.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 2 (c) class 1
  31. 31.⚖️ 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 3 (b) class 2 (c) class 1
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  33. 33.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 1 (c) class 2
  34. 34.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  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 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 80 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
  37. 37.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  38. 38.True or false: a beam balance is a class 2 lever (load in the middle). (a) False (b) True
  39. 39.⚖️ 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 1 (b) class 2 (c) class 3
  40. 40.True or false: a seesaw is a class 2 lever (load in the middle). (a) False (b) True

Answer key

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

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