Question

What do you mean by snow line?

Answer 1

Hii Friend here is ur answer

an imaginary line on a mountain that marks the height above which snow does not completely melt.

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Answer 2

The boundary marking the lowest altitudeat which a given area, such as the top of amountain, is always covered with snow.

The boundary marking the furthest extentaround the polar regions at which there issnow cover. The polar snow lines vary withthe seasons.