← Types of levers lesson New set →

Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 346 · 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.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  2. 2.⚖️ 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
  3. 3.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 60 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
  6. 6.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) True (b) False
  7. 7.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 1 (c) class 3
  8. 8.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  9. 9.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 90 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
  11. 11.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the axle (c) the load (d) the effort
  12. 12.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  13. 13.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the fulcrum (c) the pulley (d) the effort
  14. 14.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 2 (c) class 1
  15. 15.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  16. 16.True or false: a nutcracker is a class 2 lever (load in the middle). (a) False (b) True
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  18. 18.⚖️ 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 3 (c) class 1
  19. 19.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 3 (c) class 2
  20. 20.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 1 (c) class 3
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  22. 22.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 70 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  24. 24.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  25. 25.True or false: a beam balance 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 20 cm, the fulcrum at 60 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  27. 27.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 1 (c) class 2
  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 3 (b) class 2 (c) class 1
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  30. 30.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) nothing (c) the effort (d) the load
  31. 31.⚖️ 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
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 50 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  33. 33.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 3 (c) class 2
  34. 34.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the axle (d) the load
  35. 35.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) far from the fulcrum (c) on the fulcrum (d) on the rock
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  38. 38.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) False (b) True
  39. 39.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 2 (c) class 3
  40. 40.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 2 (c) class 3

Answer key

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

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