Heat Energy-How is heat transferred from one thing to another

Saturday, 7 December 2013

Heat Energy-How is heat transferred from one thing to another?

Ans:  heat is transferred by conduction, convection and radiation. Conduction means transfer of energy one molecule to molecule below. Whenever two materials approach each other heat flows samovar cooler material by conduction. Conversion is when the heat source heats a liquid or gas due to the movement of currents in a gas or liquid. This water is what water boils. Radiation is the transfer of heat in straight lines like a ray of sun. Direct radiation from the sun can be dangerous because it contains ultraviolet funds that harm our skin.

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