If Erosion and Deposition Occur at the Same Rate, How

question 92

Multiple Choice

If erosion and deposition occur at the same rate, how can we best describe the particles of sediment on a streambed?

• A) only very small particles will be present along the stream bottom
• B) particles neither move in, nor move out of this part of the stream
• C) as the sediment moves downstream, it is replaced by a similar volume of sediment
• D) pebbles and cobbles carried away are replaced by the same number of smaller particles

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Definitions:

Confederates

Individuals who secretly work with researchers to act as part of an experiment's social setting but whose behavior is rehearsed or controlled to manipulate the social context.

In Vivo

In life or in a real-life situation, often used to describe experiments conducted in natural conditions as opposed to a laboratory.

Flooding

Flooding is a behavioral therapy technique for treating phobias and anxiety disorders by exposing the patient to fear-inducing stimuli in a controlled environment to the point of extinguishing the fear response.

In Vivo

A term used in research to refer to experiments or studies conducted in the living organism, as opposed to in vitro or in a laboratory setting.