Why are mountains cold discuss with a suitable diagram

Explanation:

Mountain ranges are colder than lowlands because the temperature drops with rising of elevation. Mountains ranges are situated in higher elevations and plains are situated in lower altitudes. Their corresponding heights are determined by a definition known as their elevation above sea level.

in 342 bc j._c. egypt fell into the hands of the persians, under the reign of nectanebo ii

greek city-states unite in a revolt against the persian empire at the beginning of the fifth century bc. j.-c  

from the year 660 or 659 bc ad, cyrus preached the revolt against the medes to deliver the persians.

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