8) Which is the BEST physical description of an atom?
A. Atoms consist primarily of a proton filled nucleus with neutrons and electrons orbiting it
B. Atoms consist primarily of neutrons outside of a proton and electron filled nucleus
C. Atoms consist primarily of protons and electrons which jump in and out of a nucleus filled with
neutrons
D. Atoms consist primarily of protons and neutrons in a nucleus with electrons orbiting the mostly
empty space around it