As Glaciers and Streams Move, They Carry Loads of Sediment

question 35

Multiple Choice

As glaciers and streams move, they carry loads of sediment with them . . . but where is the sediment ultimately going to?

• A)the shore
• B)the sea
• C)the poles
• D)the equator

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Definitions:

Representative Sample

A subset of a population that accurately reflects the members of the entire population.

Proportional

Corresponding in size, degree, or intensity, with a constant ratio between corresponding measurements.

Double-blind

A study design in which neither the participants nor the researchers know which participants are receiving the experimental treatment and which are receiving a control treatment, to prevent bias.

Demand Characteristics

Aspects of an experimental setting that influence participants' behaviors or responses, potentially leading to biased results by prompting participants to act in ways they believe are congruent with the experimental goals.