← Types of levers lesson New set →

Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 817 · 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 3 (b) class 1 (c) class 2
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  4. 4.⚖️ What is the pivot point of a lever called? (a) the load (b) the fulcrum (c) the effort (d) the axle
  5. 5.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  6. 6.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  7. 7.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 2 (c) class 1
  8. 8.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  9. 9.True or false: your forearm is a class 3 lever (effort in the middle). (a) False (b) True
  10. 10.⚖️ 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
  11. 11.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) True (b) False
  12. 12.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) False (b) True
  13. 13.⚖️ 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
  14. 14.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  15. 15.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the effort (c) the fulcrum (d) the pulley
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  17. 17.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  18. 18.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 2 (c) class 3
  19. 19.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  20. 20.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  21. 21.⚖️ 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
  22. 22.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) False (b) True
  23. 23.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  26. 26.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) False (b) True
  27. 27.⚖️ 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
  28. 28.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  29. 29.True or false: a fishing rod is a class 2 lever (load in the middle). (a) False (b) True
  30. 30.⚖️ 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
  31. 31.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the effort (c) the load (d) the fulcrum
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 10 cm and the load at 40 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 10 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  34. 34.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the load (c) nothing (d) the fulcrum
  35. 35.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) True (b) False
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 10 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  38. 38.⚖️ 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 2 (c) class 3
  39. 39.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 3 (c) class 2
  40. 40.⚖️ Which class of lever is a bottle opener? (a) class 1 (b) class 3 (c) class 2

Answer key

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

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