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“How does a heater warm up the whole room?” Important Questions and Answers for Class 9, Class 10, Class 11 and Class 12

“How does a heater warm up the whole room?” Important Questions and Answers for Class 9, Class 10, Class 11 and Class 12

October 9, 2017 Important Questions No Comments

How does a heater warm up the whole room?

The air above the heater becomes warm. Warm air expands and rises up tin to the air. Cool air comes down and replaces it this air too gets heated and rises up. This process keeps on repeating till the whole room gets heated up.

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