Every Day applications

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  • Created by: Izzybizzy
  • Created on: 09-01-13 20:31
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  • Every Day applications
    • How does a thermos flask keep hot dreinks hot and iced drinks cold?
      • The stopper is made of an insulator and also stops convection
      • the Vacuum stops conduction and convection
      • The shiny surfacees reflect radiation
    • Why are houses in hot countries ofteb painted white?
      • light coloured surfaces are bad at absorbing radiation- they reflect it away
      • the houses will be comparativley cooler than others
    • Suggest why saucepans usally have shiny surfaces?
      • shiny aluminium reflects the radiation back to heat the food
      • the same process is true for the space blankets


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