Lesson T8.2.1

T8.2.1 Ceramics, polymers and composites Quiz: KS3 Chemistry, Unit 8

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson T8.2.1, Ceramics, polymers and composites: 20 multiple choice questions for the KS3 Chemistry (National Curriculum), Unit 8: Materials, written with Revision Ninja.

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The 20 questions

  1. Which physical properties are typical of ceramic materials?

    • Soft and flexible
    • Elastic and ductile
    • Shiny and malleable
    • Hard and brittle

  2. Which common material is classified as a ceramic?

    • Steel
    • Polythene
    • Copper
    • Glass

  3. Why are ceramics used for electrical cable insulation parts?

    • Low melting point
    • High thermal flexibility
    • Good electrical conductors
    • Good electrical insulators

  4. What is the term for a material made of long chains of repeating units?

    • A ceramic
    • A polymer
    • A composite
    • An alloy

  5. Which physical property is typical of common polymers like polythene?

    • Brittle and conductive
    • Dense and reactive
    • Magnetic and heavy
    • Flexible and insulating

  6. Which polymer is used to make plastic bags?

    • Polythene
    • Carbon fibre
    • Clay
    • Copper

  7. What is the definition of a composite material?

    • A melted pure metal
    • Two materials combined
    • A dissolved solid mixture
    • A pure single element

  8. Which common material is classified as a composite?

    • Copper wire
    • Fibreglass
    • Plain glass
    • Pure iron

  9. Which two materials are combined to make reinforced concrete?

    • Concrete and steel
    • Cement and glass
    • Brick and steel
    • Concrete and iron

  10. Which property is shared by both ceramics and many polymers?

    • Magnetic attraction
    • Electrical insulation
    • Electrical conduction
    • High flexibility

  11. Why are polymers commonly used to manufacture waterproof coats?

    • Brittle and soluble
    • Heavy and metallic
    • Flexible and waterproof
    • Rigid and absorbent

  12. Why are ceramic tiles commonly used on kitchen walls?

    • Soft and flexible
    • Stretchable and weak
    • Magnetic and heavy
    • Hard and waterproof

  13. Which material is best suited for a lightweight, strong tennis racket frame?

    • Unreinforced concrete
    • Pure solid copper
    • Carbon fibre composite
    • Soft spongy foam

  14. What is the primary design purpose of a composite material?

    • Prevent electrical shocks
    • Combine useful properties
    • Increase total weight
    • Reduce manufacturing cost

  15. A material is hard, brittle and does not conduct electricity. Which group is it most likely to be in?

    • Metals
    • Plastics
    • Ceramics
    • Alloys

  16. Which type of material is typically flexible, light and made of long molecules?

    • A ceramic
    • A pure metal
    • A glass
    • A polymer

  17. Why is it difficult to recycle composite materials?

    • Always biodegradable
    • Chemically pure
    • Melt too easily
    • Hard to separate

  18. Which property of ceramics makes them suitable for use in ovens?

    • Withstand high temperatures
    • Stretch under tension
    • Dissolve in water
    • Conduct heat quickly

  19. Which key property makes composites ideal for use in aircraft wings?

    • Low melting point
    • Extreme density
    • High electrical conductivity
    • High strength-to-weight ratio

  20. Why are ceramics chosen for manufacturing engine spark plugs?

    • Insulate and withstand heat
    • Absorb engine fluids
    • Melt at low temperatures
    • Conduct electricity well

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