which two characteristics are used to classify stars on the hertzsprung - russell diagram?\n○ size and…

which two characteristics are used to classify stars on the hertzsprung - russell diagram?\n○ size and density\n○ density and composition\n○ composition and temperature\n○ temperature and absolute brightness

which two characteristics are used to classify stars on the hertzsprung - russell diagram?\n○ size and density\n○ density and composition\n○ composition and temperature\n○ temperature and absolute brightness

Answer

Brief Explanations:

The Hertzsprung - Russell diagram classifies stars based on their temperature and absolute brightness. Temperature is related to the color of the star and absolute brightness is an intrinsic property representing how bright a star truly is.

Answer:

temperature and absolute brightness