A Measurement of the Parallax of a Star Allows Us

question 38

Multiple Choice

A measurement of the parallax of a star allows us to determine the star's

• A)Rotation rate
• B)Temperature
• C)Distance
• D)Age

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Definitions:

Straight Line

A direct, shortest path between two points in a plane, often used in mathematics to describe linear functions.

Horizontal Axis

In a graph or chart, the x-axis, representing the independent variable or the base line for measuring.

Vertical Axis

In a graph or chart, the y-axis which typically represents the dependent variable or outcome in relation to the independent variable on the horizontal axis.

Slope

In mathematics, the measure of the steepness or incline of a line, typically defined as the ratio of the vertical change to the horizontal change between two points on the line.