Question
Asked Jan 28, 2020
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Explain why:

(a) the earth without its atmosphere would be inhospitably cold
(b) heating systems based on circulation of steam are more efficient in warming a building than those based on circulation of hot water.

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Expert Answer

Generally , Gases are insulators .The atmosphere around the Earth acts like an insulating blanket and doesn't allow heat on earth to escape out. Rather it reflects all of the heat back to the earth. If earth would not have any atmosphere then all of the inside heat will escape out and temperature will fall dramatically low. Therefore, the earth w...

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