What Shape Does the Longitudinal Profile of a Typical Stream

question 37

Multiple Choice

What shape does the longitudinal profile of a typical stream follow? A longitudinal profile plots elevation of a streambed with distance,showing the streambed elevation from its highest point upstream to the lowest point at base level.

• A) a straight diagonal line
• B) a straight horizontal line
• C) concave upward
• D) a line with random high and low points

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Definitions:

Centration

A cognitive limitation in early childhood, where a child focuses only on one aspect of a situation or problem, neglecting other important factors.

Perspective

A particular attitude towards or way of regarding something; a point of view.

Egocentric

Pertaining to an inability to understand or consider the perspectives of others, focusing solely on one's own viewpoint.

Decentered

The cognitive ability to consider multiple aspects of a situation or to take another person’s perspective.