define convection .what do you mean by vonvection
Answers
Explanation:
CONVECTION :- the process in which heat moves through a gas or a liquid as the hotter part rises and the cooler, heavier part sinks
Convection is the circular motion that happens when warmer air or liquid — which has faster moving molecules, making it less dense — rises, while the cooler air or liquid drops down. ... Convection ovens use fans to circulate heat so that whatever you're cooking cooks faster and more evenly.
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Answer:
convection. Convection is the circular motion that happens when warmer air or liquid — which has faster moving molecules, making it less dense — rises, while the cooler air or liquid drops down. ... Convection currents within the earth move layers of magma, and convection in the ocean creates currents.
Everyday Examples of Convection. Radiator - Puts warm air out at the top and draws in cooler air at the bottom. Steaming cup of hot tea - The steam is showing heat being transfered into the air. Ice melting - Heat moves to the ice from the air. This causes the melting from a solid to liquid.