Most Caves Are Due to

question 21

Multiple Choice

Most caves are due to

• A) gas bubbles in volcanic deposits.
• B) rapid cooling of molten rock.
• C) the solvent action of groundwater.
• D) erosion by running water.

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Definitions:

Posttraumatic Stress Disorder

A mental health condition triggered by experiencing or witnessing a terrifying event, causing flashbacks, nightmares, severe anxiety, and uncontrollable thoughts about the event.

War

Organized, armed conflict between two or more groups, usually nations, characterized by violence, aggression, and disruption.

Raped

The act of sexual assault involving non-consensual intercourse, perpetrated against a person.

College Course

A unit of teaching that typically lasts one academic term, is led by one or more instructors (professors or teachers), and has a fixed roster of students.