Index or guide fossils are fossils that have _______________.

The Solar Nebular Theory explains the formation of which of the following:

A lithostratigraphic unit such as a formation can be different ages at different locations.

Of the events listed below which of the following formed last on early Earth?

An unconformity can represent ________________________________________________.

Which of the following sedimentary structures would indicate a terrestrial environment?

The term provenance when used in discussing sedimentary rocks would refer to ________________.

A formation is _____________________________________.

Based on what we know about sedimentary rocks (texture, composition, weathering) which of the following samples was deposited closest to it source area?

During a regression it is assumed that ________________.