UNIVERSE
THE SUN
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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which characteristic is not used to classify a star?
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colour
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shape
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brightness
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size
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Explanation:
Detailed explanation-1: -Expert-Verified Answer. The characteristics that are used in order to classify the stars on the Hertzsprung-Russell diagram are size, density, temperature, and absolute brightness. They do not use the composition as they use the spectrographs for that purpose.
Detailed explanation-2: -Stars are self-luminous as they radiate heat and light energy. Stars use hydrogen gas as fuel. Stars rotate about their own galaxy. Stars rotate about the center of a galaxy.
Detailed explanation-3: -Brightness. Color. Surface temperature. Related: How hot is the sun? Size. Mass. Magnetic field. Metallicity. 26-Sept-2022
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