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Engineering Worksheet: Materials

Engineering lesson 19: Materials and their properties · Set 965 · 40 questions
TalentJR

Engineer's tip (Match the property to the job): Ask: what must it do — keep water out, bend, let light through, carry current or stay cool? Metals and graphite conduct electricity; rubber, plastic, dry wood, glass, pottery and cloth insulate. Pick the material whose main property fits the job.

NameDateTime takenScore ___ / 40
  1. 1.🧱 Which material is best for a cooking pot handle? (a) wood or plastic (b) aluminium (c) copper (d) iron
  2. 2.Which of these needs a flexible material? (a) a water tank (b) an umbrella cover (c) a boat hull (d) a hair band
  3. 3.🧱 Which property matters most for the core of a wire? (a) electrical conductor (b) waterproof (c) flexible (d) heat insulator
  4. 4.🔍 Which is the odd one out? (a) aluminium (b) glass (c) copper (d) iron
  5. 5.🧱 Which property matters most for an umbrella cover? (a) heat insulator (b) flexible (c) electrical conductor (d) waterproof
  6. 6.🧱 Which property matters most for a cooking pot handle? (a) waterproof (b) electrical conductor (c) flexible (d) heat insulator
  7. 7.🧱 Which property matters most for a spectacle lens? (a) waterproof (b) electrical conductor (c) transparent (d) flexible
  8. 8.🧱 Which material is best for the core of an electric wire? (a) copper (b) wood (c) glass (d) rubber
  9. 9.🧱 Is dry wood an electrical conductor or an insulator? (a) an insulator (b) a conductor
  10. 10.Which of these needs a waterproof material? (a) a skipping rope (b) a magnifier lens (c) a roof sheet (d) a car windscreen
  11. 11.🧱 Which property matters most for a magnifier lens? (a) transparent (b) waterproof (c) electrical conductor (d) heat insulator
  12. 12.🔍 Which is the odd one out? (a) aluminium (b) graphite (c) iron (d) clay pottery
  13. 13.Which of these needs a transparent material? (a) a tea flask lining (b) a car windscreen (c) a yoga mat (d) a cooking pot handle
  14. 14.🧱 Which property matters most for a roof sheet? (a) flexible (b) heat insulator (c) waterproof (d) electrical conductor
  15. 15.🔍 Which is the odd one out? (a) clay pottery (b) rubber (c) aluminium (d) glass
  16. 16.True or false: a skipping rope needs a waterproof material. (a) False (b) True
  17. 17.True or false: a switch contact needs an electrical conductor. (a) False (b) True
  18. 18.🧱 Which material is best for a window pane? (a) brick (b) steel (c) wood (d) glass
  19. 19.🧱 Is graphite an electrical conductor or an insulator? (a) an insulator (b) a conductor
  20. 20.🧱 Which material is best for the bars inside concrete? (a) glass (b) rubber (c) steel (d) plastic
  21. 21.🧱 Is clay pottery an electrical conductor or an insulator? (a) a conductor (b) an insulator
  22. 22.True or false: a tea flask lining needs a heat insulator. (a) True (b) False
  23. 23.🧱 Which property matters most for a yoga mat? (a) flexible (b) waterproof (c) electrical conductor (d) heat insulator
  24. 24.Which of these needs a transparent material? (a) a raincoat (b) a plug pin (c) a tea flask lining (d) a spectacle lens
  25. 25.Which of these needs a heat insulator? (a) a tea flask lining (b) a magnifier lens (c) a roof sheet (d) a window pane
  26. 26.Which of these needs a waterproof material? (a) a window pane (b) a magnifier lens (c) an umbrella cover (d) a skipping rope
  27. 27.Which of these needs a waterproof material? (a) a car seat belt (b) a yoga mat (c) a boat hull (d) a switch contact
  28. 28.🧱 Which property matters most for a raincoat? (a) flexible (b) heat insulator (c) waterproof (d) electrical conductor
  29. 29.Which of these needs an electrical conductor? (a) a window pane (b) a skipping rope (c) a roof sheet (d) the core of a wire
  30. 30.🧱 Which property matters most for a tea flask lining? (a) heat insulator (b) transparent (c) flexible (d) waterproof
  31. 31.🔍 Which is the odd one out? (a) dry wood (b) glass (c) graphite (d) rubber
  32. 32.🧱 Is copper an electrical conductor or an insulator? (a) an insulator (b) a conductor
  33. 33.Which of these needs an electrical conductor? (a) a spectacle lens (b) a skipping rope (c) a car windscreen (d) a switch contact
  34. 34.True or false: a roof sheet needs a waterproof material. (a) False (b) True
  35. 35.True or false: a car seat belt needs a waterproof material. (a) False (b) True
  36. 36.🧱 Which property matters most for a plug pin? (a) heat insulator (b) transparent (c) electrical conductor (d) waterproof
  37. 37.🧱 Which property matters most for a window pane? (a) waterproof (b) heat insulator (c) flexible (d) transparent
  38. 38.Which of these needs a heat insulator? (a) a hair band (b) a yoga mat (c) an oven glove (d) a car windscreen
  39. 39.Which of these needs a transparent material? (a) a raincoat (b) a car seat belt (c) a window pane (d) a roof sheet
  40. 40.🧱 Which property matters most for an oven glove? (a) heat insulator (b) waterproof (c) transparent (d) flexible

Answer key

  1. wood or plastic
  2. a hair band
  3. electrical conductor
  4. glass
  5. waterproof
  6. heat insulator
  7. transparent
  8. copper
  9. an insulator
  10. a roof sheet
  11. transparent
  12. clay pottery
  13. a car windscreen
  14. waterproof
  15. aluminium
  16. False
  17. True
  18. glass
  19. a conductor
  20. steel
  21. an insulator
  22. True
  23. flexible
  24. a spectacle lens
  25. a tea flask lining
  26. an umbrella cover
  27. a boat hull
  28. waterproof
  29. the core of a wire
  30. heat insulator
  31. graphite
  32. a conductor
  33. a switch contact
  34. True
  35. False
  36. electrical conductor
  37. transparent
  38. an oven glove
  39. a window pane
  40. heat insulator

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