7
AssignmentMultiple Choice

Origin and Evolution of the Universe

Question 7 • WV-Earth and Space Science A-CR

Isabela is an astronomer studying stars A and B. Star A is farther away from Isabela and yet when Isabela observes the stars, the stars appear to have the same brightness.Which would be the best explanation for this?

Answer
A
The stars have the same luminosity.
B
Star A is more luminous than star B.
C
Star B is more luminous than star A.
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