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atom the smallest particle of an element that retain all the prperties of that element.
isotope atoms of the same element with the same protons but different numbers of neutrons
radioactiviy the process in which some substances sponatously emit radiation.
neutron a neutral subatomic particle in an atom's nucleus that has a mass naerly equal to that of a proton.
wavelenght the shortest distance between equilavant on a countinous wave.
frequency th number of waves that pass a given point per second.
amplitude the wave's height from the orgin to a crest, or fom the orgin to a trough.
quantum the minimum amount of energy that can be gain or lost by an atom.
photon a particle of electromagentic radiation with no mass that carries a quantm of energy.
Created by: carevia