| A | B |
| Ion | Has more Protons than Electrons or Electrons than Protons. |
| Atom | Is the smallest Partical that makes up an Element. |
| Element | Atoms make it up to make a different substance. |
| Neutron | Equal to the atomic mass (rounded to a whole #) minus the # of Protons. |
| Electron | Equal to the # of protons in a neutral atom. |
| Proton | Equal to the Atomic # on the periodic table. |
| Isotope | An atom that has more Neutrons than Protons. |
| Quark | A Theoreticle particle that makes up the protons and neutrons. |
| Malleable | Bendable. |
| Atomic Number | # of Protons. |