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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 488 · 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 1 lever, what is in the middle? (a) the effort (b) the load (c) the fulcrum (d) nothing
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  3. 3.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) far from the fulcrum (c) on the fulcrum (d) near the fulcrum
  4. 4.⚖️ 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
  5. 5.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 1 (c) class 2
  6. 6.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the effort (c) the fulcrum (d) the pulley
  7. 7.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 1 (c) class 2
  8. 8.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  10. 10.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  11. 11.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  12. 12.True or false: a beam balance is a class 2 lever (load in the middle). (a) True (b) False
  13. 13.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 3 (c) class 2
  14. 14.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 1 (c) class 2
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  16. 16.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3
  17. 17.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  18. 18.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 50 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  20. 20.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 3 (c) class 1
  21. 21.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  22. 22.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 80 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  24. 24.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) True (b) False
  25. 25.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  26. 26.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  28. 28.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  29. 29.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  31. 31.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  34. 34.⚖️ 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 1 (b) class 3 (c) class 2
  35. 35.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) False (b) True
  36. 36.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 3 (c) class 2
  37. 37.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
  38. 38.⚖️ What is the pivot point of a lever called? (a) the effort (b) the axle (c) the load (d) the fulcrum
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  40. 40.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) True (b) False

Answer key

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

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