What Is the Best Explanation for the Shape of These

question 12

Multiple Choice

What is the best explanation for the shape of these clasts?

• A)they are composed of relatively soft,soluble materials
• B)they accumulated on a steep slope
• C)they have been moved by the wind and rounded by blowing sand in sand dunes
• D)they have been transported a significant distance

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Definitions:

Specificity

The ability of a test or procedure to correctly identify those without the condition or trait being tested for, minimizing false positives.

External Validity

The extent to which the results of a study can be generalized to other situations and to other people.

Experimental Controls

Refers to conditions that researchers manipulate or maintain constant to determine their effects on the dependent variable in an experiment.

Analogue Designs

Experimental designs used in laboratory settings that aim to replicate aspects of the real world within a controlled environment to test hypotheses about behavior or phenomena.