Physical change is the color, shape stuff like that and chemical change is once it’s changed it can’t go back
Protons have a positive charge
Neutrons are neutral
Electrons have negative charge
it may be C. did you get the right answer so you could study it?
Answer: Rutherford's model was the first propose of the existence of small, dense nucleus's.
Explanation: The atom, as described by Ernest Rutherford, has a tiny, massive core called the nucleus. The nucleus has a positive charge. Electrons are particles with a negative charge. Electrons orbit the nucleus. The empty space between the nucleus and the electrons takes up most of the volume of the atom.