Consider the absorption lines of two interstellar gas clouds. One cloud has 10x the temperature of the other cloud. What is true about the lines? Assume the clouds are otherwise identical. The hotter cloud has fewer lines The hotter cloud has darker lines The hotter cloud has narrower lines The hotter cloud has broader lines The hotter cloud has fainter lines

Applications and Investigations in Earth Science (9th Edition)
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Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
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Chapter1: The Study Of Minerals
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Consider the absorption lines of two interstellar gas clouds. One cloud has 10x the
temperature of the other cloud. What is true about the lines? Assume the clouds
are otherwise identical.
The hotter cloud has fewer lines
The hotter cloud has darker lines
The hotter cloud has narrower lines
The hotter cloud has broader lines
The hotter cloud has fainter lines
Transcribed Image Text:Consider the absorption lines of two interstellar gas clouds. One cloud has 10x the temperature of the other cloud. What is true about the lines? Assume the clouds are otherwise identical. The hotter cloud has fewer lines The hotter cloud has darker lines The hotter cloud has narrower lines The hotter cloud has broader lines The hotter cloud has fainter lines
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