Me asap how is artificial selection dependent on variation in nature ?

In artificial selection, nature provided the variation, and human selected those variations that they found useful

acceleration= v2-v1/t so 8m/s-3m/s / 3s =to 8/3 or

2.67 m/s^2

hope i

-lavira: )

blue stars have the highest surface temp

stellar distances are usually expressed in light-years

the measure of a star's brightness is called magnitude

hope this !