← Types of levers lesson New set →

Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 12 · 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.

NameDateTime takenScore ___ / 40
  1. 1.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  2. 2.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  3. 3.⚖️ What is the pivot point of a lever called? (a) the effort (b) the load (c) the fulcrum (d) the axle
  4. 4.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
  5. 5.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  7. 7.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 3 (c) class 1
  8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  9. 9.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) True (b) False
  10. 10.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 1 (c) class 2
  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 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  12. 12.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 3 (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 1 (b) class 3 (c) class 2
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 90 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  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 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  16. 16.True or false: a nutcracker is a class 2 lever (load in the middle). (a) False (b) True
  17. 17.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True
  18. 18.⚖️ 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
  19. 19.⚖️ Which class of lever is a bottle opener? (a) class 1 (b) class 2 (c) class 3
  20. 20.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) True (b) False
  21. 21.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 80 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  23. 23.⚖️ 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 1 (c) class 2
  24. 24.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the axle (c) the load (d) the effort
  25. 25.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 3 (c) class 1
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  27. 27.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) True (b) False
  28. 28.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  29. 29.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 1 (c) class 3
  30. 30.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 2 (c) class 1
  31. 31.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) False (b) True
  32. 32.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the pulley (c) the fulcrum (d) the load
  33. 33.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  34. 34.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 3 (c) class 1
  35. 35.⚖️ 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 1 (c) class 3
  36. 36.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) True (b) False
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 80 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3

Answer key

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

Free engineering lessons, practice and worksheets at talentjr.in/engineering-for-kids