3.1.6.2 Material properties Quiz: AQA Design & Technology, Unit 1

The 20 questions

1. Which working property describes a material's ability to be drawn into a wire?

   • Hardness
   • Ductility
   • Density
   • Fusibility

2. Which working property describes the ability to absorb energy and resist fracture on impact?

   • Fusibility
   • Density
   • Toughness
   • Hardness

3. Which property describes resistance to indentation or scratching?

   • Elasticity
   • Hardness
   • Malleability
   • Toughness

4. Which working property describes the greatest load a material can take before it breaks?

   • Conductivity
   • Strength
   • Fusibility
   • Density

5. Which working property describes a material returning to its original shape after the load is removed?

   • Ductility
   • Toughness
   • Elasticity
   • Malleability

6. Which physical property is mass per unit volume?

   • Conductivity
   • Fusibility
   • Hardness
   • Density

7. Which physical property describes the ability to be melted and joined?

   • Thermal conductivity
   • Fusibility
   • Ductility
   • Density

8. Which physical property describes the rate at which heat passes through a material?

   • Elastic modulus
   • Specific heat capacity
   • Thermal conductivity
   • Thermal expansion rate

9. Which physical property describes the ability to pass an electric current?

   • Electrical resistance
   • Magnetic permeability
   • Electrical conductivity
   • Specific heat capacity

10. A cooking pan base must spread heat evenly. Which property is most important?

    • Elastic modulus
    • Thermal conductivity
    • Specific heat capacity
    • Thermal expansion rate

11. A metal sheet is hammered into a curved panel without cracking. Which property allows this?

    • Elastic recovery
    • Malleability
    • Impact toughness
    • Melting point

12. A ceiling tile must be light enough to hold up easily. Which property matters most?

    • Low density
    • High density
    • High fusibility
    • High electrical conductivity

13. A hammer head must resist denting under repeated blows. Which property is key?

    • Fusibility
    • Malleability
    • Hardness
    • Ductility

14. A solder must melt at a low temperature to join components. Which property is this?

    • Electrical conductivity
    • Fusibility
    • Density
    • Elasticity

15. A cable sheath must stop current leaking out. Which property does it need?

    • High melting point
    • High flexibility
    • Low electrical conductivity
    • High thermal conductivity

16. Which property best describes a material that can be pulled into a thin wire without breaking?

    • Fusibility
    • Hardness
    • Density
    • Ductility

17. A block of material has a mass of 540 g and a volume of 200 cm3. What is its density?

    • 2.7 g/cm3
    • 0.37 g/cm3
    • 27 g/cm3
    • 2.7 kg/cm3

18. Two metals must be compared for a heat sink. Which property should be highest?

    • High melting point
    • High thermal conductivity
    • Low thermal expansion
    • High electrical resistance

19. Which pair of working properties describes stretching into a wire and flattening into sheet?

    • Ductility and malleability
    • Hardness and toughness
    • Elasticity and conductivity
    • Density and fusibility

20. What mechanical property is defined as resistance to fracture from impact?

    • Strength
    • Malleability
    • Hardness
    • Toughness

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