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the smallest particle of an element that retains all the properties of that element. atom
atoms of the same element with the same number of protons but different number of neutrons. isotopes
a neutral subatomic particle in the atoms nucleus that has a mass nearly equal to that of a proton. neutron
the height of a wave from the origin to create or form the origin to a trough. amplitude
the process in which same substances spontaneously emit radiation radioactivity
the shortest distance between equivalent points on a continuous waves wavelength
the minimum amount of energy that can be gained or lost by an atom quantum
a particle of electromagnetic radiation with no mass that carries a quantum of energy photon
Created by: SallyJo