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Simple Machines Worksheet

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

Answer key

  1. wedge
  2. a round doorknob
  3. a flagpole rope wheel
  4. wheel and axle
  5. True
  6. a ramp wrapped round
  7. use a smaller force
  8. a round doorknob
  9. pulley
  10. two ramps back to back
  11. 6
  12. a claw hammer on a nail
  13. True
  14. pulley
  15. screw
  16. a claw hammer on a nail
  17. True
  18. inclined plane
  19. a wood screw
  20. False
  21. False
  22. wheel and axle
  23. False
  24. False
  25. pulley
  26. False
  27. lever
  28. inclined plane
  29. False
  30. False
  31. a knife edge
  32. lever
  33. a well winch handle
  34. a window blind cord
  35. False
  36. lever
  37. wheel and axle
  38. a well winch handle
  39. inclined plane
  40. a playground slide

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