D. The sun is the answer :)
The answer to this is the Sun.
Answer:
I think D sorry if I'm wrong
12.5
Explanation:
Answer:m1v1 + m2v2 = (m1f + m2f)vf. 3000kg(10.0m/s) + (15000kg)(0.0m/s) = (18000kg)(vf).
51°