Question 6(Multiple Choice Worth 2 points)
Which of the following is used to determine if a star is moving closer to Earth?
Absolute magnitude
Brightness
Doppler shift
Parallax
![Question 6Multiple Choice Worth 2 points Which of the following is used to determine if a star is moving closer to Earth Absolute magnitude Brightness Doppler s class=](https://us-static.z-dn.net/files/d98/8a19c340db9058dfcf97a6478c67fb96.jpeg)