Q: An astronomer is studying two stars that are the same distance from Earth. Star X appears brighter than star Y. Which statement best explains this observation?
What is the correct answer to this question?
Select from:
1). Star X is larger than star Y..
2). Star Y is larger than star X..
3). Star X reflects the Sun's light better than star Y..
4). Star Y reflects the Sun's light better than star X.....A:
1).