What Direct Evidence Is There for Galactic Collisions? Discuss Examples

Q43: Compared to other spiral galaxies, the Milky

Q44: The velocity dispersion method can be used

Q45: The diameter and luminosity of a galaxy

Q46: A key piece of evidence that leads

Q47: In general, _.<br>A) spiral galaxies are the

Q49: The farthest galaxies that astronomers have seen

Q50: An astronomer would find a type Ia

Q51: Gentle gravitational tidal forces appear to be

Q52: The identification of "spiral nebulae" as large

Q53: All of the farthest detectable galaxies are