Ejercicios de ecuaciones de la forma x+a=b

How does the amount of energy required to hold each proton and neutron in the nucleus compare to the energy released when they are removed?

The movement of electrons between atoms is called an

A14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.