The Vibrations of a Longitudinal Wave Move in a Direction

question 51

Multiple Choice

The vibrations of a longitudinal wave move in a direction

• A)along the direction of wave travel.
• B)at right angles to the direction of wave travel.
• C)that changes with speed.

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Definitions:

Covariance

A statistic that indicates the degree to which two variables vary together.

Nonlinear Relationship

A type of relationship between two variables where there is not a straight-line or proportional association.

Null Hypothesis

A hypothesis that suggests no significant difference or effect in a study.

Correlated

When two or more variables are related in some way, showing a tendency to vary together.