Question

Which statement is true about a star with a greater shift in its spectrum than another star? A. It is moving slower. B. It is moving faster. C. It is not moving at all. D. It is exploding into a supernova.

Answer 1

It is B. It is moving faster!

Answer 2

The trues statement about a star with a greater shift in its spectrum when compared to another star is - It is moving faster.

EXPLANATION:

If a star moves towards the earth, the spectrum lines of all the moving star get shifted towards blue spectrum. Thus, a shift is greater when the velocity of a moving star is faster.

A star with the high shift in its spectrum when compared to another star will move faster towards us or away.