Q:

What would likely happen to a boulder in the path of a glacier?

A:

Quick Answer

Glaciers can sometimes crush and compact a boulder until it is deposited by the glacier as glacial till. Other times, glaciers pick up boulders in their paths and displace them far from their original site of origin.

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Full Answer

Rocks and boulders that were displaced by a glacier and deposited after the glacier melted are called glacial erratics. These are quite common and are sometimes used by scientists to help determine a glacier's path. The immense force of glaciers allows them to transport and deposit enormous boulders. The world's largest boulder, which was transported by a glacier, is named "Big Rock" and weighs 16,500 tons.

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