Which one of the following statements concerning glacial deposits is false?
A) Till is deposited directly from the ice; outwash is deposited by meltwater streams.
B) Tills are poorly sorted and their fragments are mostly angular.
C) Glacial erratics are blocks of rock that are too large for the glacier to move.
D) Outwash is mainly stratified sand and gravel.

Question

Quizplus · Accepted Answer

Glacial erratics are indeed large blocks of rock, but they are not too large for the glacier to move. In fact, they are transported by glaciers, often over long distances, from their place of origin and deposited in areas of different rock types when the ice melts.

Which One of the Following Statements Concerning Glacial Deposits Is