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Statistics for A Level Physics - Spectral Classes
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General Stats
- This quiz has been taken 18 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 | 79%
|
| 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 minimum temperature of the O spectral class? | 25,000 | 43%
|
| What is the maximum temperature of the B spectral class? | 25,000 | 43%
|
| What is the colour of stars in the A spectral class? | Blue-white | 43%
|
| What are the strongest spectral lines in the B class? | Helium and hydrogen | 36%
|
| What are the strongest spectral lines in the O class? | Helium+ ion and helium | 36%
|
| What other lines are present in the O class? | Hydrogen | 36%
|
| What is the colour of stars in the G spectral class? | Yellow-white | 36%
|
| What is the minimum temperature of the M spectral class? | 0 | 29%
|
| What is the minimum temperature of the K spectral class? | 3,500 | 29%
|
| What is the maximum temperature of the M spectral class? | 3,500 | 29%
|
| What is the minimum temperature of the G spectral class? | 5,000 | 29%
|
| What is the maximum temperature of the K spectral class? | 5,000 | 29%
|
| What is the maximum temperature of the G spectral class? | 6,000 | 29%
|
| What is the minimum temperature of the F spectral class? | 6,000 | 29%
|
| What is the maximum temperature of the F spectral class? | 7,500 | 29%
|
| What is the minimum temperature of the A spectral class? | 7,500 | 29%
|
| What is the maximum temperature of the A spectral class? | 11,000 | 21%
|
| What is the minimum temperature of the B spectral class? | 11,000 | 21%
|
| What is the most prevalent absorption in the A class? | Hydrogen | 14%
|
| What are the most prevalent absorptions in the K class? | Metal atom | 7%
|
| What other lines are present in the A class? | Metal ion | 7%
|
| What are the strongest spectral lines in the F class? | Metal ion | 7%
|
| What spectral lines are present in the G class? | Metal ion/atom | 7%
|
| What spectral lines are present in the M class? | Atom and molecule | 0%
|
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