What does the electron cloud model describe rapidly moving protons rapidly moving neutrons rapidly moving electrons rapidly moving nucleus

The electron cloud model describe s rapidly moving electrons.

We know they're in there somewhere, but we can't tell where. (That's NOT because they're too small.  It's a fundamental rule of Physics that if we know  something is moving fast, we can never measure its location accurately, no matter how good our measuring technology is.)

no

sodium is solid at rt