Statistics for A Level Physics - Spectral Classes

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General Stats
Answer Stats
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General Stats

This quiz has been taken 21 times
The average score is 10 of 30

Answer Stats

Question	Answer	% Correct
What is the colour of stars in the O spectral class?	Blue	100%
What is the colour of stars in the B spectral class?	Blue	75%
What is the maximum temperature of the O spectral class?	50,000	50%
What is the colour of stars in the K spectral class?	Orange	50%
What is the colour of stars in the M spectral class?	Red	50%
What is the colour of stars in the F spectral class?	White	50%
What is the colour of stars in the A spectral class?	Blue-white	44%
What is the maximum temperature of the B spectral class?	25,000	38%
What is the minimum temperature of the O spectral class?	25,000	38%
What is the colour of stars in the G spectral class?	Yellow-white	38%
What is the minimum temperature of the K spectral class?	3,500	31%
What is the maximum temperature of the M spectral class?	3,500	31%
What is the minimum temperature of the G spectral class?	5,000	31%
What is the maximum temperature of the K spectral class?	5,000	31%
What are the strongest spectral lines in the B class?	Helium and hydrogen	31%
What are the strongest spectral lines in the O class?	Helium+ ion and helium	31%
What other lines are present in the O class?	Hydrogen	31%
What is the minimum temperature of the M spectral class?	0	25%
What is the maximum temperature of the G spectral class?	6,000	25%
What is the minimum temperature of the F spectral class?	6,000	25%
What is the maximum temperature of the F spectral class?	7,500	25%
What is the minimum temperature of the A spectral class?	7,500	25%
What is the maximum temperature of the A spectral class?	11,000	19%
What is the minimum temperature of the B spectral class?	11,000	19%
What is the most prevalent absorption in the A class?	Hydrogen	13%
What are the most prevalent absorptions in the K class?	Metal atom	6%
What other lines are present in the A class?	Metal ion	6%
What are the strongest spectral lines in the F class?	Metal ion	6%
What spectral lines are present in the G class?	Metal ion/atom	6%
What spectral lines are present in the M class?	Atom and molecule	0%