An __________ is a large block of ice that breaks from the toe of a glacier or an ice shelf and floats in the ocean or a lake.

Question

Quizplus · Accepted Answer

An iceberg is a large block of ice that breaks from the toe of a glacier or an ice shelf and floats in the ocean or a lake. Option B is incorrect because an ice shelf refers to a large floating platform of ice that is attached to a coastline. Option C is incorrect because an outlet glacier is a valley glacier that flows from an ice cap or ice sheet into the ocean. Option D is incorrect because an ice stream is a portion of an ice sheet that flows more rapidly than the surrounding ice.

An __________ Is a Large Block of Ice That Breaks