Question

Alpha Centuri is 4 light years from Earth.

How long would it take for light from Alpha Centuri to reach Earth?

1.4 earth months
2.4 earth days
3. 4 earth weeks
4. 4 earth years

Answer 1

4 earth years

Step-by-step explanation:

hope this helps Ps. i took the test and it is right

Answer 2

I'll will say it could be 3 or 4