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Simple Machines Worksheet

Engineering lesson 11: The six simple machines · Set 468 · 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.True or false: a jar lid is a screw. (a) True (b) False
  2. 2.Which of these is a screw? (a) a round doorknob (b) a wood screw (c) a flagpole rope wheel (d) a crane hook block
  3. 3.⚙️ Most simple machines make work easier by letting us … (a) stop all friction (b) switch off gravity (c) use a smaller force (d) make new energy
  4. 4.⚙️ How many simple machines are there in the usual list? (a) 10 (b) 12 (c) 6 (d) 3
  5. 5.🔍 Which is the odd one out? (a) a chisel (b) an axe blade (c) a well-bucket rope wheel (d) a knife edge
  6. 6.True or false: a knife edge is a pulley. (a) False (b) True
  7. 7.True or false: a well winch handle is a wheel and axle. (a) False (b) True
  8. 8.True or false: the tip of a nail is a wheel and axle. (a) True (b) False
  9. 9.True or false: a wood screw is a screw. (a) False (b) True
  10. 10.True or false: a window blind cord is a pulley. (a) True (b) False
  11. 11.Which of these is a screw? (a) a well winch handle (b) a door stopper (c) a bottle cap (d) a truck loading ramp
  12. 12.True or false: a nut and bolt is a wheel and axle. (a) False (b) True
  13. 13.Which of these is a screw? (a) a bottle opener (b) a round doorknob (c) a jar lid (d) a claw hammer on a nail
  14. 14.Which of these is a screw? (a) a screw jack (b) a flagpole rope wheel (c) a window blind cord (d) a well winch handle
  15. 15.🔍 Which is the odd one out? (a) a seesaw (b) a nutcracker (c) a wheelchair ramp (d) a crowbar
  16. 16.⚙️ Which simple machine is a door stopper? (a) pulley (b) wedge (c) inclined plane (d) screw
  17. 17.True or false: a nut and bolt is a wedge. (a) True (b) False
  18. 18.True or false: a steering wheel is a wheel and axle. (a) True (b) False
  19. 19.True or false: a screw jack is a pulley. (a) True (b) False
  20. 20.⚙️ A screw is really … (a) a kind of wheel (b) a ramp wrapped round (c) a bent lever (d) a tiny pulley
  21. 21.True or false: a nutcracker is a wheel and axle. (a) True (b) False
  22. 22.⚙️ Which simple machine is a wood screw? (a) pulley (b) screw (c) wedge (d) inclined plane
  23. 23.⚙️ Which simple machine is a jar lid? (a) pulley (b) screw (c) inclined plane (d) wheel and axle
  24. 24.Which of these is a lever? (a) a bottle cap (b) a chisel (c) a crowbar (d) a nut and bolt
  25. 25.⚙️ Which simple machine is a screw jack? (a) pulley (b) wedge (c) wheel and axle (d) screw
  26. 26.True or false: a round doorknob is a lever. (a) False (b) True
  27. 27.⚙️ Which simple machine is an axe blade? (a) inclined plane (b) wedge (c) screw (d) lever
  28. 28.⚙️ Which simple machine is a well winch handle? (a) lever (b) inclined plane (c) screw (d) wheel and axle
  29. 29.True or false: a flagpole rope wheel is a pulley. (a) False (b) True
  30. 30.🔍 Which is the odd one out? (a) a jar lid (b) a claw hammer on a nail (c) a wood screw (d) a bottle cap
  31. 31.🔍 Which is the odd one out? (a) a window blind cord (b) a crane hook block (c) a bottle cap (d) a flagpole rope wheel
  32. 32.Which of these is a wedge? (a) a bottle cap (b) a nutcracker (c) a road up a hill (d) a chisel
  33. 33.🔍 Which is the odd one out? (a) a flagpole rope wheel (b) a window blind cord (c) a well-bucket rope wheel (d) a bottle opener
  34. 34.Which of these is a lever? (a) a water tap handle (b) a seesaw (c) a road up a hill (d) a chisel
  35. 35.Which of these is an inclined plane? (a) a claw hammer on a nail (b) a round doorknob (c) a window blind cord (d) a wheelchair ramp
  36. 36.True or false: a truck loading ramp is an inclined plane. (a) False (b) True
  37. 37.🔍 Which is the odd one out? (a) a crowbar (b) a bottle opener (c) a nutcracker (d) a wood screw
  38. 38.Which of these is an inclined plane? (a) a crowbar (b) a playground slide (c) an axe blade (d) a claw hammer on a nail
  39. 39.⚙️ A wedge is … (a) a wheel on a rod (b) a rope on a wheel (c) two ramps back to back (d) a bar on a pivot
  40. 40.True or false: a door stopper is a screw. (a) False (b) True

Answer key

  1. True
  2. a wood screw
  3. use a smaller force
  4. 6
  5. a well-bucket rope wheel
  6. False
  7. True
  8. False
  9. True
  10. True
  11. a bottle cap
  12. False
  13. a jar lid
  14. a screw jack
  15. a wheelchair ramp
  16. wedge
  17. False
  18. True
  19. False
  20. a ramp wrapped round
  21. False
  22. screw
  23. screw
  24. a crowbar
  25. screw
  26. False
  27. wedge
  28. wheel and axle
  29. True
  30. a claw hammer on a nail
  31. a bottle cap
  32. a chisel
  33. a bottle opener
  34. a seesaw
  35. a wheelchair ramp
  36. True
  37. a wood screw
  38. a playground slide
  39. two ramps back to back
  40. False

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