Conduction of Heat (OCR GCSE Physics A, Combined (Gateway Science Suite)): Flashcards
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What happens to energy transfer rate when thermal conductivity is higher?
What happens to energy transfer rate when thermal conductivity is higher?
Higher rate of energy transfer by conduction
Thermal conductivity of cavity wall insulation
Thermal conductivity of cavity wall insulation
Very low
How much cavity insulation reduces wall thermal conductivity
How much cavity insulation reduces wall thermal conductivity
By up to ten times
Thermal conductivity of single glazed windows
Thermal conductivity of single glazed windows
High thermal conductivity
Thermal conductivity of double glazed windows
Thermal conductivity of double glazed windows
Low thermal conductivity
Thermal conductivity of loft insulation
Thermal conductivity of loft insulation
Low thermal conductivity
How does loft insulation affect thermal energy transfer through roof?
How does loft insulation affect thermal energy transfer through roof?
Reduces the amount of thermal energy passing through
What material property reduces thermal energy transfer from houses?
What material property reduces thermal energy transfer from houses?
Low thermal conductivity
Wall design feature that reduces thermal energy transfer rate
Wall design feature that reduces thermal energy transfer rate
Thick walls