Sorry to have so many questions. Obviously, I am just not understanding the material. Our professor does not provide keys to problem sets he gives... The Question: If a rocket initially at rest accelerates at a rate of 50m/s/s for 1 minute, its speed will be: ??? I used d=1/2 at**2 (evidently the only formula I can remember, ha ha)...and got 3000 m/s. Correct? Thank you... "If I have seen less than others, it is because some giant's shoulders are always in the way."