Wednesday, December 3, 2008

HOW is the H-R Diagram used?


1.) The main sequence of the H-R Diagram represents most of the stars in the diagram.
2.) 90% of the stars in the H-R Diagram are main sequence stars.
3.) The Sun is a main sequence star.
4.) The Sun will next become a red giant.

5.) The H-R diagram is used by the cold stars being on the right, the bright stars on the top, the dim stars on the bottom, and the hot stars on the left.

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