SCIN 134
American Public University
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American Public University:SCIN 134 Final Exam;100% score
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--211maart 20202019/2020
- Question 1 of 36

 2.0 Points

 

A star that is spectral class A is hotter than a star of spectral class O.

True

False

 

 

Question 2 of 36

 2.0 Points

 

It can take hundreds of billions of years for a red dwarf to convert all of its hydrogen completely to helium.

True

False

 

 

Question 3 of 36

 2.0 Points

 

Red stars are relatively “cold”, with low surface temperatures.

True

False

 

 

Question 4 of 36

 2.0 Points

 

A whit...
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