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atom the smallest partical of an element that retains all the properies of that element; it has a neutral charge, sphyrically shaped, and composed of electrons, protons, and neutrons
wavelength the shortest distance between the equivalent points on a continuos wave; is usually expressed in meters
quantom the minimum amount of energy that can be gained or lost by an atom
photon a partical of electromagnetic rediation with no mass that carries a quantum of energy
isotope atoms of the same element with the same number of protons but different number of neutrons
radioactivity the process in which some substances spontaneously emit radiation
neutron a neutral subatomic partical in an atom's nucleus that has a mass of nearly equal to that pf a proton
amplitude the height of a wave from the origin to crest or from the origin to a troph
frequency wavelength that is expressed in meters ,centimeters,or nanometers
Created by: jfreak315