Responses
A) Stars with the highest temperatures appear towards the right side of the Hertzsprung-Russell diagram.
B) The Hertzsprung-Russell diagram plots stars according to their luminosity and temperature, which is also associated with spectral class.
C) The Hertzsprung-Russell diagram plots stars according to their size and shape.
D) The Sun's high temperature places it to the far left of the Hertzsprung-Russell diagram.
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The correct response is:
B) The Hertzsprung-Russell diagram plots stars according to their luminosity and temperature, which is also associated with spectral class.
This statement accurately describes how the Hertzsprung-Russell diagram is used to compare stars based on their luminosity (brightness) and temperature (which relates to their spectral class).
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