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Earth Science | 13th Edition | ISBN: 9780321688507 | Authors: Edward J. Tarbuck
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Use the information provided below about three

Chapter 24, Problem 2

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QUESTION:

Use the information provided below about three main-sequence stars (A, B, and C) to complete the following and explain your reasoning. Star A has a main-sequence life span of 5 billion years. Star B has the same luminosity (absolute magnitude) as the Sun. Star C has a surface temperature of 5,000 K. a. Rank the mass of these stars from greatest to least. b. Rank the energy output of these stars from greatest to least. c. Rank the main-sequence life span of these stars from longest to shortest.

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QUESTION:

Use the information provided below about three main-sequence stars (A, B, and C) to complete the following and explain your reasoning. Star A has a main-sequence life span of 5 billion years. Star B has the same luminosity (absolute magnitude) as the Sun. Star C has a surface temperature of 5,000 K. a. Rank the mass of these stars from greatest to least. b. Rank the energy output of these stars from greatest to least. c. Rank the main-sequence life span of these stars from longest to shortest.

ANSWER:

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A star can be defined as an astronomical object that has its own luminescence. These celestial bodies are plasma spheres that are abundantly present in the galaxy. The Sun, which enlightens the entire Earth, is also a star.

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