← Materials and their properties lesson New set →

Engineering Worksheet: Materials

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

Answer key

  1. glass
  2. copper
  3. copper
  4. transparent
  5. transparent
  6. flexible
  7. a plug pin
  8. False
  9. flexible
  10. plastic
  11. iron
  12. brass
  13. True
  14. glass
  15. a conductor
  16. a window pane
  17. True
  18. a boat hull
  19. wood or plastic
  20. a tea flask lining
  21. a hair band
  22. a conductor
  23. an insulator
  24. True
  25. a raincoat
  26. waterproof
  27. a conductor
  28. a conductor
  29. an insulator
  30. True
  31. a conductor
  32. graphite
  33. an insulator
  34. waterproof
  35. False
  36. an umbrella cover
  37. False
  38. False
  39. False
  40. heat insulator

Free engineering lessons, practice and worksheets at talentjr.in/engineering-for-kids