If you run the 100 m track at a velocity of 5.0 m/s, what is the time needed?

Apassenger walks toward the rear of a moving train. describe her motion as seen from a reference point on the train. then describe it from a reference point on the ground

1. a net force of 100 newton’s is applied to a wagon for 5 seconds. this causes the wagon to undergo a change in momentum of

Most of the volume of an atom is occupied by the