Tile Roofing Prices. On average, tile roofs cost $700 to $800 per square to install, though they can cost anywhere between $400 and $1,000 per square. Tiles come in clay or concrete but can be shaped in many different ways even to the point of looking like wood shake.
Heat Convection. Convection is heat transfer by mass motion of a fluid such as air or water when the heated fluid is caused to move away from the source of heat, carrying energy with it. Convection above a hot surface occurs because hot air expands, becomes less dense, and rises (see Ideal Gas Law).
Heat transfer is the exchange of thermal energy between physical systems, depending on the temperature and pressure, by dissipating heat.The fundamental modes of heat transfer are conduction or diffusion, convection and radiation.eat transfer is the exchange of thermal energy between physical systems, depending on the temperature and pressure, by dissipating heat.