The Gas Tail of a Comet Always

question 38

Multiple Choice

The gas tail of a comet always

• A)trails behind the head along the orbital path.
• B)extends ahead of the head along the orbital path.
• C)points toward the Sun.
• D)points away from the Sun.
• E)points perpendicular to the orbital path.

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Definitions:

Ranges

The difference between the maximum and minimum values in a data set, indicating the spread of values.

Coefficient of Variation

A standardized measure of dispersion of a probability distribution or frequency distribution, calculated as the ratio of the standard deviation to the mean.

Range

The difference between the largest and smallest values in a data set.

Coefficient of Variation

A standardized measure of dispersion of a probability distribution or frequency distribution, expressed as a percentage of the mean.