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Simple Machines Worksheet

Engineering lesson 11: The six simple machines · Set 423 · 40 questions
TalentJR

Engineer's tip (Spot the six): Lever: bar on a pivot · pulley: rope over a wheel · wheel and axle: big wheel on a rod. Inclined plane: a slope · wedge: two slopes back to back · screw: a slope wrapped round a rod. Look at how it works, not what it is called.

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  1. 1.Which of these is a screw? (a) a crowbar (b) a window blind cord (c) a water tap handle (d) a screw jack
  2. 2.True or false: a round doorknob is a screw. (a) False (b) True
  3. 3.Which of these is a screw? (a) a knife edge (b) the tip of a nail (c) a bottle cap (d) a window blind cord
  4. 4.🔍 Which is the odd one out? (a) a wheelchair ramp (b) a window blind cord (c) a crane hook block (d) a flagpole rope wheel
  5. 5.⚙️ Which simple machine is a well winch handle? (a) pulley (b) screw (c) wheel and axle (d) inclined plane
  6. 6.⚙️ How many simple machines are there in the usual list? (a) 10 (b) 3 (c) 12 (d) 6
  7. 7.⚙️ Which simple machine is a round doorknob? (a) screw (b) lever (c) pulley (d) wheel and axle
  8. 8.🔍 Which is the odd one out? (a) a water tap handle (b) a steering wheel (c) a well winch handle (d) a crane hook block
  9. 9.True or false: a crane hook block is a screw. (a) True (b) False
  10. 10.True or false: a round doorknob is a wheel and axle. (a) False (b) True
  11. 11.True or false: a screw jack is a lever. (a) False (b) True
  12. 12.True or false: a wheelchair ramp is a pulley. (a) True (b) False
  13. 13.⚙️ Most simple machines make work easier by letting us … (a) use a smaller force (b) stop all friction (c) make new energy (d) switch off gravity
  14. 14.Which of these is a lever? (a) a playground slide (b) a claw hammer on a nail (c) a screw jack (d) an axe blade
  15. 15.True or false: a seesaw is a lever. (a) True (b) False
  16. 16.True or false: a crowbar is a wheel and axle. (a) True (b) False
  17. 17.⚙️ Which simple machine is a wheelchair ramp? (a) inclined plane (b) pulley (c) screw (d) lever
  18. 18.⚙️ Which simple machine is a nutcracker? (a) lever (b) wedge (c) screw (d) wheel and axle
  19. 19.⚙️ A wedge is … (a) a rope on a wheel (b) two ramps back to back (c) a wheel on a rod (d) a bar on a pivot
  20. 20.🔍 Which is the odd one out? (a) a window blind cord (b) a flagpole rope wheel (c) a crane hook block (d) a round doorknob
  21. 21.Which of these is a screw? (a) the tip of a nail (b) a window blind cord (c) a wheelchair ramp (d) a wood screw
  22. 22.⚙️ Which simple machine is a playground slide? (a) screw (b) wheel and axle (c) inclined plane (d) pulley
  23. 23.True or false: a flagpole rope wheel is a pulley. (a) False (b) True
  24. 24.⚙️ Which simple machine is a crowbar? (a) lever (b) pulley (c) screw (d) inclined plane
  25. 25.🔍 Which is the odd one out? (a) a water tap handle (b) a well winch handle (c) a playground slide (d) a steering wheel
  26. 26.🔍 Which is the odd one out? (a) a seesaw (b) a bottle opener (c) a crowbar (d) a well winch handle
  27. 27.Which of these is a wheel and axle? (a) a nutcracker (b) an axe blade (c) a water tap handle (d) a flagpole rope wheel
  28. 28.🔍 Which is the odd one out? (a) a crowbar (b) a door stopper (c) a seesaw (d) a claw hammer on a nail
  29. 29.⚙️ Which simple machine is a crane hook block? (a) wedge (b) lever (c) wheel and axle (d) pulley
  30. 30.Which of these is a pulley? (a) a crane hook block (b) a knife edge (c) a playground slide (d) a round doorknob
  31. 31.⚙️ Which simple machine is a jar lid? (a) screw (b) lever (c) wedge (d) wheel and axle
  32. 32.⚙️ A screw is really … (a) a kind of wheel (b) a tiny pulley (c) a bent lever (d) a ramp wrapped round
  33. 33.⚙️ Which simple machine is a knife edge? (a) pulley (b) wheel and axle (c) lever (d) wedge
  34. 34.True or false: a crane hook block is an inclined plane. (a) False (b) True
  35. 35.True or false: a wood screw is a lever. (a) True (b) False
  36. 36.⚙️ Which simple machine is a window blind cord? (a) wedge (b) pulley (c) lever (d) inclined plane
  37. 37.Which of these is a lever? (a) a nutcracker (b) a road up a hill (c) a water tap handle (d) a screw jack
  38. 38.Which of these is a wheel and axle? (a) a truck loading ramp (b) a bottle opener (c) a steering wheel (d) an axe blade
  39. 39.⚙️ Which simple machine is a well-bucket rope wheel? (a) inclined plane (b) wheel and axle (c) pulley (d) lever
  40. 40.True or false: a steering wheel is a wheel and axle. (a) False (b) True

Answer key

  1. a screw jack
  2. False
  3. a bottle cap
  4. a wheelchair ramp
  5. wheel and axle
  6. 6
  7. wheel and axle
  8. a crane hook block
  9. False
  10. True
  11. False
  12. False
  13. use a smaller force
  14. a claw hammer on a nail
  15. True
  16. False
  17. inclined plane
  18. lever
  19. two ramps back to back
  20. a round doorknob
  21. a wood screw
  22. inclined plane
  23. True
  24. lever
  25. a playground slide
  26. a well winch handle
  27. a water tap handle
  28. a door stopper
  29. pulley
  30. a crane hook block
  31. screw
  32. a ramp wrapped round
  33. wedge
  34. False
  35. False
  36. pulley
  37. a nutcracker
  38. a steering wheel
  39. pulley
  40. True

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