When sea ice forms in high latitudes, the sea ice has _______ .
A) the same salinity as the ocean waters it forms from
B) lower salinity than the ocean waters it forms from
C) higher salinity than the ocean waters it forms from
D) It depends on the temperature. If conditions are far below freezing, the salinity is the same as the adjacent seawater; if it is close to freezing, the ice is essentially fresh water.

Question

Quizplus · Accepted Answer

When sea ice forms, the ice itself is fresh water, while the salt is left behind in the ocean water, causing the ocean water to become more saline. Therefore, sea ice has a lower salinity than the ocean water it forms from.

When Sea Ice Forms in High Latitudes, the Sea Ice