Which soil horizon (top to bottom: O, A, E, B and C) contains the “zone of accumulation”?

Water does not play a role in metamorphic processes.

A mountain-building event is often referred to as a(n):

The process by which loose sediment is turned into sedimentary rocks is called: 

The early atmosphere was formed due to outgassing, or the release of gases from Earth’s interior, during what type of process?

Metamorphic activity is most common along what type of plate boundaries?

What is the angular deviation of a fault or tilted bed called or measured as?

Trace fossils indicate organic activity, like tracks or trails.

Metamorphic rocks may form from:

Horizon C, the lowest layer in a soil column, has the highest organic content.