Physical Science word list 3
*the asterisk means that you have to do those 10, the other 10 are your choice.
Atom, Element, Proton, Neutron Electron*Atomic number*Average atomic mass, Electron cloud,Electron dot diagram,Group, *Isotope, Nucleus, Period,*Bohr model, *Allotrope, Transition element, Ductile, *Quark, Malleable, Metal, Metalloid, Nonmetal,
Radioactive element, *Semiconductor, Atomic radius, Alkali metal, Alkaline earth metal
*Halogen , *Noble gas, *Atomic theory
