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Dainsie · 07-11-2005, 01:10 AM

Quote:

Originally Posted by TrixiePixie

Anelreas raised her hand. "The region where the gas becomes so dense that it becomes opaque is the photosphere. The photosphere is about 330 km thick and lies 696,000 km from the center of the Sun."

That's right, 3 points.

There are 7 main characteristics that scientists look for when classifying a star. Who can name them?

07-11-2005, 01:10 AM	#56 (permalink)
Dainsie Blast-Ended Skrewt Join Date: Sep 2002 Location: Exploring Posts: 16,056	T l Guitar ♥ l l Bed Police l S Quote: Originally Posted by TrixiePixie Anelreas raised her hand. "The region where the gas becomes so dense that it becomes opaque is the photosphere. The photosphere is about 330 km thick and lies 696,000 km from the center of the Sun." That's right, 3 points. There are 7 main characteristics that scientists look for when classifying a star. Who can name them?