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6. The higher the thermal conductivity of a material ...

  • the lower the rate of heat transfer through the material
  • the lower the rate of energy transfer through the material
  • the higher the rate of energy transfer through the material
  • the higher the rate of heat transfer through the material

7. Where is cavity wall insulation?

  • in the loft of a house
  • between two brick layers of an external house wall
  • at Wix
  • behind radiators

8. the rate of energy transfer from houses can be reduced by?

  • people
  • double glazed windows
  • cotten wool
  • pillows

9. What are good insulator materials?

  • Wood
  • Metals
  • Iron
  • Gas

10. What is specific heat capacity?

  • the amount of energy needed to change the tempreture of a susbstance
  • the amount of energy needed to boil/melt the substance
  • the amount of energy needed to change the tempreture of 1 kg of the substance by 1oc
  • the amount of energy needed to change the tempreture of 100kg of the substance by 10oc