Question

Why is it helpful to study the light that comes off stars?

a. The light from a star can help us predict the weather.

b.The light from a star tells us what shape the star has.

c. The light from a star gives hints of what elements make up a star.

d. The light from a star can tell us if there are planets near the star.

Answer 1

It is helpful to study the light that comes off stars because C. The light from a star gives hints of what elements make up a star.