The Center of the Disk of the Visible Sun Appears

question 200

Multiple Choice

The center of the disk of the visible Sun appears brighter than the edges because one sees

• A) less radiation from the cooler chromosphere near the edges of the Sun.
• B) into deeper and hotter layers at the center of the solar disk.
• C) into deeper and cooler layers at the center of the solar disk.
• D) a greater contribution from the corona of the Sun at the center of the disk.

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Definitions:

Y-Intercept

The location at which a line or curve crosses the y-axis in a coordinate system.

Simple Linear Regression

A statistical method that examines the linear relationship between two continuous variables, using a straight line to model the relationship.

Error Terms

In statistical modeling, these represent the difference between observed values and the values predicted by the model, reflecting unexplained or random variability.

Variances

A measure of the dispersion or spread of a set of data points, calculated as the average of the squared differences from the mean.