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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?
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