Best answer gets which theory was revised to obtain the theory of plate tectonics? continental drift theory mid-atlantic ridge theory pangea theory seafloor spreading theory

Continental drift  is the answer.  Hope it helps!

The proton has a positive charge while the neutron has no charge they both make up the nucleus of the atom while the elections have a negative charge and surround the nucleus of the atom. the protons and electrons are used to calculate the atom's mass whereas the neutrons don't affect the mass