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The Motherboard Forum Index 8th PeriodMT Home Work Assignment 10/2/07
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Tue Oct 02, 2007 9:42 am
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smorton
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Post subject: Home Work Assignment 10/2/07
Pick one of the following questions and answer it:

1) Define a main sequence star.

2) Calculate a light year in miles (multiply the speed of light by the number of seconds in a year).

3) What is a stellar nursery?

4) What is a black dwarf?

5) Why is the ISM so important?
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Tue Oct 02, 2007 5:57 pm
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owentworth
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Ms. M.,

4) What is a black dwarf?

It is a white dwarf that can no longer make light and heat and becomes a dead star.

-Oliver.
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Tue Oct 02, 2007 6:54 pm
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smorton
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Good answer!
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Tue Oct 02, 2007 7:07 pm
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rpreganz
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3) What is a stellar nursery?

A steller nursery is an area of dust and gas where particles helium and hydrogen form together to create new stars. Ironically, some of these nurserys' are created by supernovas.
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