heat loss from houses

HideShow resource information
  • Created by: Missy
  • Created on: 15-05-11 10:18
  • 20% of heat is lost through the roof so we use loft insulation. This is fibre glass, air gets trapped and air is a good insulator.
  • 12% of heat is lost through windows so we use double glazing, either dry air or a vacuum is between the two layers. dry air reduces heat loss through conduction and a vacuum reduces loss from convection as well.
  • 4% of heat is…

Comments

No comments have yet been made

Similar Physics resources:

See all Physics resources »See all Energy resources »