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_________ refers to the swirling motion of eddy currents in a flowing stream and _____________ as stream velocity increases.

Drumlins:

The many open cracks on the surface of an active glacier are and are caused by:

Although ice Age glaciers had many indirect effects which occurred away from direct contact with the ice, which one of the following was NOT a such an indirect effect?

Which one of the following statements about glacial deposits is NOT true?

Name the structure that is indicated by the blue arrow. 

The continuous movement of water from the oceans to the atmosphere, from the atmosphere to the land, and from the land back to the sea is known as:

The youngest (most recent, last) glacial episode in the Pleistocene is named:

Name the structure indicated by the green arrow. 

Which chemical interaction is causing it to fold this way?