Around -3.5 ( might not be completely right ) Frank has a greater mass to he has a low velocity at first, Dion is around half of his weight so he doesn’t have to use as much force to get more than Frank
Eugene Cernan was not the last, but he was the most recent.
I got this answer from the internet
The answer is near the poles.
Answer:
one of the graph is postion-time graph while the other one is velocity-time graph