How Will Channel Velocity Change Along the Longitudinal Profile of a Stream

question 10

Multiple Choice

How will channel velocity change along the longitudinal profile of a stream?

• A)Velocity will remain constant for the entire length of the stream
• B)Velocity will start high and gradually decrease toward the mouth due to increasing discharge downstream
• C)Velocity will start low and gradually increase toward the mouth due to increasing discharge downstream

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Definitions:

Signal-Detection Theory

A means to quantify the ability to discern between information-bearing patterns and random patterns that distract from the information.

Perceptual Ability

The capacity to interpret and make sense of information gathered through the senses.

Response Tendencies

The habitual patterns or tendencies of an individual to react in a particular way to stimuli.

Specificity Theory

A theory suggesting that specific receptors in the body are responsible for specific sensations like pain.