A 0.156 kg hockey puck comes uniformly to a stop. The hockey puck is accelerating at - 1,200 m/s2

This drawing shows a human body system. what is the primary function of this body system?

What term describes technology that operates on an atomic level

Calculate the energy required to ionize a hydrogen atom to an excited state where the electron is initially in the n = 5 energy level. report your answer in kilojoules