Question

Glaciers _____.

form when snow stays in the same place for a long time
cover about 5% of Earth's land
can only exist in cold regions near the poles
contain about 70% of Earth's saltwater

Answer 1

The answer is A...............

Answer 2

Glaciers forms when snow stays in the same place for a long time. Snow falls exceed melting, evaporation and sublimation so it accumulates. Temperature must be low enough so all of snow does not melt. When glaciers reaches the ocean, it became an iceberg.