Cover echo de cobalto

Write a brief passage describing a neutral atom of nitrogen-14 (n-14). describe the number of protons, neutrons, and electrons in the atom, where each type of particle is located, and how the terms atomic number, mass number, and atomic mass are related to the particles. use the periodic table to you. 14 protons and eletrons since its a neutral atom

Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy

Compare and contrast physical changes with chemical changes.