Describe how red shifts were used by cosmologists to determine that the universe was expanding. How
is this evidence for the big bang theory?

Respuesta :

Explanation:

astronomers have discover that in general the future of a Galaxy is, the more redshift light is this mean that the further away the Galaxy are the faster they are moving this is similar to explosion where the bits moving fastest travel for furthest on the explosion redshift data provides evidence that the universe including space itself is expanding .