← Types of levers lesson New set →

Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 745 · 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.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  2. 2.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) on the rock (c) on the fulcrum (d) near the fulcrum
  3. 3.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True
  4. 4.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 3 (c) class 2
  5. 5.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  6. 6.⚖️ What is the pivot point of a lever called? (a) the axle (b) the load (c) the effort (d) the fulcrum
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 70 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
  9. 9.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) False (b) True
  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 3 (b) class 2 (c) class 1
  11. 11.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  13. 13.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) True (b) False
  14. 14.⚖️ Which class of lever is a bottle opener? (a) class 1 (b) class 2 (c) class 3
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  16. 16.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) True (b) False
  17. 17.⚖️ 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 2 (b) class 1 (c) class 3
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  19. 19.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  21. 21.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 3 (c) class 2
  22. 22.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 3 (c) class 2
  23. 23.⚖️ 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
  24. 24.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  25. 25.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  27. 27.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) False (b) True
  28. 28.⚖️ 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 2 (c) class 1
  29. 29.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  30. 30.⚖️ 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 1 (b) class 2 (c) class 3
  31. 31.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 3 (c) class 1
  32. 32.⚖️ 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
  33. 33.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
  34. 34.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  35. 35.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  36. 36.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  37. 37.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  39. 39.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 1 (c) class 2
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3

Answer key

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

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