← Types of levers lesson New set →

Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 510 · 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 crowbar? (a) class 2 (b) class 3 (c) class 1
  2. 2.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 2 (c) class 3
  3. 3.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  4. 4.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  5. 5.⚖️ What is the pivot point of a lever called? (a) the effort (b) the fulcrum (c) the load (d) the axle
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  8. 8.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) False (b) True
  9. 9.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 3 (c) class 2
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  11. 11.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 3 (c) class 1
  12. 12.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the axle (d) the load
  13. 13.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  14. 14.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  16. 16.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 3 (c) class 2
  17. 17.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  19. 19.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  20. 20.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 1 (c) class 2
  21. 21.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the effort (c) the load (d) the fulcrum
  22. 22.⚖️ Which class of lever is a lemon squeezer? (a) class 2 (b) class 3 (c) class 1
  23. 23.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  24. 24.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  25. 25.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  26. 26.⚖️ 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 1 (c) class 2
  27. 27.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) True (b) False
  28. 28.⚖️ 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
  29. 29.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 1 (c) class 2
  30. 30.⚖️ 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
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  34. 34.⚖️ 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
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 0 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
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 70 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  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 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  39. 39.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False
  40. 40.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) False (b) True

Answer key

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

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