A student and his bicycle have a mass of 50 kg and the student is riding at 8 m/s. If the student comes to a stop in 30 m, how much braking force did her use?

An example of environmentally learned behavior is aggressive behavior, i grew up seeing many aggressive people in my life and a slowly started picking up those traits however i was able to call myself out and not give in to those traits.

F  you double the  force, you double the acceleration, but  if  you double the  mass, you velocity. all bodies accelerate at the  same  rate regardless of size or  mass.

No. rocks can follow various pathways.