An explosion takes place at the bottom of a lake and the sound is heard at the surface after 3 sec. Find the approx depth of the lake.
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Thus, it covers up less space but we feel more heat there when it goes up from equator towards poles, the sun rays become slanting. ... Although these slanting rays heat up more space, the degree of hotness is felt less. This is the reason why amount of insolation decreases from equator towards poles.
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