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Simple Machines Worksheet

Engineering lesson 11: The six simple machines · Set 175 · 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.⚙️ A screw is really … (a) a ramp wrapped round (b) a bent lever (c) a tiny pulley (d) a kind of wheel
  2. 2.⚙️ 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
  3. 3.True or false: a claw hammer on a nail is a lever. (a) False (b) True
  4. 4.Which of these is a wedge? (a) a door stopper (b) a jar lid (c) a crane hook block (d) a wood screw
  5. 5.⚙️ Which simple machine is a bottle opener? (a) lever (b) wedge (c) pulley (d) wheel and axle
  6. 6.⚙️ A wedge is … (a) a rope on a wheel (b) a wheel on a rod (c) two ramps back to back (d) a bar on a pivot
  7. 7.Which of these is a lever? (a) a wood screw (b) a flagpole rope wheel (c) an axe blade (d) a seesaw
  8. 8.True or false: a seesaw is a lever. (a) False (b) True
  9. 9.⚙️ Which simple machine is a well-bucket rope wheel? (a) lever (b) inclined plane (c) wheel and axle (d) pulley
  10. 10.⚙️ Which simple machine is a crane hook block? (a) lever (b) pulley (c) wheel and axle (d) screw
  11. 11.⚙️ Which simple machine is a nut and bolt? (a) wheel and axle (b) screw (c) inclined plane (d) wedge
  12. 12.⚙️ How many simple machines are there in the usual list? (a) 12 (b) 6 (c) 3 (d) 10
  13. 13.True or false: a screw jack is an inclined plane. (a) False (b) True
  14. 14.⚙️ Which simple machine is a playground slide? (a) lever (b) inclined plane (c) screw (d) wheel and axle
  15. 15.🔍 Which is the odd one out? (a) a flagpole rope wheel (b) a well-bucket rope wheel (c) a knife edge (d) a window blind cord
  16. 16.⚙️ Which simple machine is the tip of a nail? (a) inclined plane (b) wheel and axle (c) lever (d) wedge
  17. 17.Which of these is a pulley? (a) a door stopper (b) a knife edge (c) a well-bucket rope wheel (d) an axe blade
  18. 18.⚙️ Which simple machine is a truck loading ramp? (a) wheel and axle (b) pulley (c) inclined plane (d) wedge
  19. 19.⚙️ Which simple machine is a wood screw? (a) wheel and axle (b) screw (c) inclined plane (d) wedge
  20. 20.True or false: a round doorknob is a pulley. (a) True (b) False
  21. 21.True or false: a knife edge is a wheel and axle. (a) False (b) True
  22. 22.True or false: a water tap handle is a pulley. (a) True (b) False
  23. 23.True or false: a flagpole rope wheel is an inclined plane. (a) True (b) False
  24. 24.True or false: a well winch handle is an inclined plane. (a) False (b) True
  25. 25.True or false: a truck loading ramp is a pulley. (a) True (b) False
  26. 26.Which of these is a screw? (a) a screw jack (b) a flagpole rope wheel (c) a knife edge (d) a round doorknob
  27. 27.🔍 Which is the odd one out? (a) a bottle opener (b) a crowbar (c) a well-bucket rope wheel (d) a seesaw
  28. 28.🔍 Which is the odd one out? (a) a truck loading ramp (b) a wheelchair ramp (c) a round doorknob (d) a playground slide
  29. 29.True or false: a road up a hill is a screw. (a) False (b) True
  30. 30.True or false: a nut and bolt is a screw. (a) True (b) False
  31. 31.🔍 Which is the odd one out? (a) a crane hook block (b) a flagpole rope wheel (c) a well-bucket rope wheel (d) a door stopper
  32. 32.🔍 Which is the odd one out? (a) a road up a hill (b) a wheelchair ramp (c) a wood screw (d) a playground slide
  33. 33.Which of these is a wheel and axle? (a) a jar lid (b) a crowbar (c) a well winch handle (d) a wood screw
  34. 34.🔍 Which is the odd one out? (a) a jar lid (b) a bottle cap (c) a crane hook block (d) a nut and bolt
  35. 35.True or false: an axe blade is a wedge. (a) False (b) True
  36. 36.⚙️ Which simple machine is a flagpole rope wheel? (a) inclined plane (b) wedge (c) screw (d) pulley
  37. 37.Which of these is an inclined plane? (a) an axe blade (b) a seesaw (c) a wheelchair ramp (d) a flagpole rope wheel
  38. 38.🔍 Which is the odd one out? (a) a window blind cord (b) a flagpole rope wheel (c) a crane hook block (d) a bottle opener
  39. 39.True or false: a bottle opener is an inclined plane. (a) False (b) True
  40. 40.True or false: a wheelchair ramp is an inclined plane. (a) False (b) True

Answer key

  1. a ramp wrapped round
  2. use a smaller force
  3. True
  4. a door stopper
  5. lever
  6. two ramps back to back
  7. a seesaw
  8. True
  9. pulley
  10. pulley
  11. screw
  12. 6
  13. False
  14. inclined plane
  15. a knife edge
  16. wedge
  17. a well-bucket rope wheel
  18. inclined plane
  19. screw
  20. False
  21. False
  22. False
  23. False
  24. False
  25. False
  26. a screw jack
  27. a well-bucket rope wheel
  28. a round doorknob
  29. False
  30. True
  31. a door stopper
  32. a wood screw
  33. a well winch handle
  34. a crane hook block
  35. True
  36. pulley
  37. a wheelchair ramp
  38. a bottle opener
  39. False
  40. True

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