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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 485 · 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.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 1 (c) class 2
  2. 2.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 2 (c) class 3
  3. 3.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  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 3 (b) class 2 (c) class 1
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  6. 6.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 1 (c) class 2
  7. 7.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 2 (c) class 1
  8. 8.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) False (b) True
  9. 9.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  10. 10.⚖️ 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 2 (c) class 3
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  12. 12.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 1 (c) class 2
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  14. 14.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 1 (c) class 2
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  16. 16.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  17. 17.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) nothing
  18. 18.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 2 (c) class 1
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  20. 20.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  21. 21.⚖️ What is the pivot point of a lever called? (a) the effort (b) the axle (c) the load (d) the fulcrum
  22. 22.True or false: a seesaw is a class 2 lever (load in the middle). (a) False (b) True
  23. 23.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) True (b) False
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 20 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  25. 25.⚖️ 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 3 (c) class 1
  26. 26.True or false: a crowbar is a class 2 lever (load in the middle). (a) True (b) False
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  28. 28.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False
  29. 29.⚖️ 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
  30. 30.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) False (b) True
  31. 31.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  32. 32.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  34. 34.⚖️ 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
  35. 35.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the fulcrum (b) on the rock (c) far from the fulcrum (d) near the fulcrum
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  37. 37.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  38. 38.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the load (c) the fulcrum (d) the pulley
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 60 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  40. 40.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False

Answer key

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

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