Spectral Classification Determines a Nearby Star's Surface Temperature by Examining

question 8

Multiple Choice

Spectral classification determines a nearby star's surface temperature by examining the

• A) peak wavelength of the star spectrum.
• B) relative intensities of light measured through different wavelength band filters.
• C) pattern of spectral "absorption" lines from various atoms.
• D) the overall shape of the star's spectrum compared to a black body.

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Definitions:

Modified Branch

A plant structure that has evolved from a basic branch form to serve a different function, such as a cactus spine or a climbing tendril.

Whorl

A pattern in which leaves, petals, or other plant parts are arranged in a circular fashion around a central axis.

Sepals

Sepals are the often green, leaf-like parts of a flower that protect the developing bud.

Flower

Specialized reproductive shoot of a flowering plant (angiosperm).