Answer:
The motion of an object is accelerated when its speed increases.
More massive attacking objects speed slows down and it transfer its some kinetic energy to less massive target objects whereas less massive target objects starts its motion
Answer:
We need to work 6 hours to get 59.95$.
Explanation:
We need to get 59.95$ and the paid for each hour is 10.00$, hence:


Therefore, we need to work 6 hours to get 59.95$.
I hope it helps you!
Well, to be honest, i really don't know you should try to do it yourself though.