What Happens on Either Side of the Equilibrium Line in a Glacier

question 85

Multiple Choice

What happens on either side of the equilibrium line in a glacier?

• A) sublimation occurs only above the line and melting occurs only below the line
• B) melting occurs only above the line and sublimation occurs only below the line
• C) above the equilibrium line, the amount of accumulation exceeds the amount lost by various processes
• D) air temperatures are below freezing below the line and above freezing above the line

---

Definitions:

Cumulative Recorder

A device used in behavior analysis that records responses over time, creating a visual representation of the rate of behavior.

Disk

A flat, circular device capable of storing information in digital form, often used for computer data storage.

Red Light

A visual signal indicating the prohibition of traffic movement, or used in various devices and systems to indicate a warning or stop condition.

Reinforcement

In behavioral psychology, a process in which a behavior is strengthened or increased in frequency by a consequence that follows it.