What Do Dense Crystalline Rocks and Shales Have in Common

question 139

Multiple Choice

What do dense crystalline rocks and shales have in common?

• A)The are both deposited in fresh water rivers and lakes.
• B)They are usually made out of sediment sized rock fragments.
• C)They both have low porosity and will be impermeable to oil or water.
• D)They are both too stupid to pass a geology test!

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Definitions:

Percussion Findings

Clinical observations made by tapping on a patient's body surface to diagnose conditions within the body, often involving the chest or abdomen.

Dullness

In medical percussion, a sound indicative of increased density in body tissues, often associated with fluid accumulation or underlying organs, as opposed to resonance typical of air-filled spaces.

Appendicitis

Inflammation of the appendix, a small organ attached to the large intestine, which can lead to serious complications if not treated.

Blumberg Sign

A clinical sign indicative of peritonitis, elicited by rebound tenderness when pressure is applied and then abruptly released.