Why is heat transfer by Convection possible only in liquid and gases�

1.	Why is heat transfer by Convection possible only in liquid and gases
Answer» Answer: Convection is a TYPE of heat transfer that can only happen in LIQUIDS and gases, because it involves those liquids or gases physically MOVING. Convection happens when there is a DIFFERENCE in temperature between TWO parts of a liquid or gas. The hot part of a fluid rises, and the cooler part sinks.

Why is heat transfer by Convection possible only in liquid and gases

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Answer:

Convection is a TYPE of heat transfer that can only happen in LIQUIDS and gases, because it involves those liquids or gases physically MOVING. Convection happens when there is a DIFFERENCE in temperature between TWO parts of a liquid or gas. The hot part of a fluid rises, and the cooler part sinks.

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Why is heat transfer by Convection possible only in liquid and gases​

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Why is heat transfer by Convection possible only in liquid and gases