The Shape of a Delta Is Primarily Determined by ________

question 51

Multiple Choice

The shape of a delta is primarily determined by ________.

• A) the shape of the river channel near the mouth
• B) the average grain size of the suspended and bed loads
• C) whether river currents or ocean currents are locally predominant
• D) the type of rock that is weathering at the outcrop near the headwaters of the river

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Definitions:

Operant Conditioning

The process by which a response becomes more likely to occur or less so, depending on its consequences.

Classical Conditioning

The process by which a previously neutral stimulus becomes associated with a stimulus that already elicits a response and, in turn, acquires the capacity to elicit a similar or related response. Also called Pavlovian or respondent conditioning.

Behavior Therapy

A type of psychotherapy that focuses on changing undesirable behaviors through conditioning techniques.

Graduated Exposure

In behavior therapy, a method in which a person suffering from a phobia or panic attacks is gradually taken into the feared situation or exposed to a traumatic memory until the anxiety subsides.