|
Title: If a disk galaxy is reasonably close and edge-on, the Doppler shift of the galaxy disk material ... Post by: teranine on Jun 17, 2024 If a disk galaxy is reasonably close and edge-on, the Doppler shift of the galaxy disk material relative to the centre can be measured at several distances from the galaxy's centre. What does this measurement tell us about the galaxy? ▸ the galaxy's luminosity ▸ the galaxy's diameter ▸ the galaxy's mass ▸ the galaxy's velocity dispersion curve Title: Re: If a disk galaxy is reasonably close and edge-on, the Doppler shift of the galaxy disk material ... Post by: someonespecial on Jun 17, 2024 Content hidden
|