Question
Practice It!
Scientists discover two new main sequence stars through a
telescope
- Star 1 is a blue-white class B star
- Star 2 is a yellow class G star
Through a telescope based on Earth, Star 2 looks brighter
than Star 1
Select the statements) below that are true of the stars.
( Star 2 is closer to Earth than Star 1
Star 1 has a greater apparent
magnitude
Star 1 has a greater absolute
magnitude.
Star 1 has a higher surface
temperature than Star 2.
Star 2 is more massive than Star 1
Answer
- Star 2 is closer to Earth than Star 1 (True)
- Star 1 has a greater apparent magnitude (False)
- Star 1 has a greater absolute magnitude. (False)
- Star 1 has a higher surface temperature than Star 2. (True)
- Star 2 is more massive than Star 1 (Cannot be determined from the given information)