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The following table of data represents how the brightness of a Wolf-Rayet ring nebula behaves as the nebula expands. Plot the given points on a
The following table of data represents how the brightness of a Wolf-Rayet ring nebula behaves as the nebula expands. Plot the given points on a graph withSurface Brightnessas the y-axis andRadiusas the x-axis. Then, draw a best fit smooth curve through the data. Use the curve to answer the questions on the below. | ||||||||||||||||||||||||||||||||||
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9. If it were impossible to see a ring nebula with a surface brightness fainter than 1.6 pc cm-6, how big would the nebula be when it becomes invisible?: | ||||||||||||||||||||||||||||||||||
parsecs | ||||||||||||||||||||||||||||||||||
10. What would the surface brightness of a ring nebula be if it has a radius of 3.25 parsecs? | ||||||||||||||||||||||||||||||||||
pc cm-6 |
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