You observe a quasar that varies in brightness over a period of 50 days as shown in the figure below. Using these data, estimate the size of the AGN region in AU.
A) 20 AU
B) 100 AU
C) 500 AU
D) 3,500 AU
E) 10,000 AU

Question

You observe a quasar that varies in brightness over a period of 50 days as shown in the figure below. Using these data, estimate the size of the AGN region in AU. 
A) 20 AU 
B) 100 AU 
C) 500 AU 
D) 3,500 AU 
E) 10,000 AU

Quizplus · Accepted Answer

The Answer of You observe a quasar that varies in brightness over a period of 50 days as shown in the figure below. Using these data, estimate the size of the AGN region in AU. 
A) 20 AU 
B) 100 AU 
C) 500 AU 
D) 3,500 AU 
E) 10,000 AU

You Observe a Quasar That Varies in Brightness Over a Period