Question

What causes the particles within the nucleus of an atom to bond together?1) electromagnetism2) gravity3) weak nuclear force4) strong nuclear force

Answer 1

Strong nuclear force is one of the four known fundamental forces that exist in nature.

The strong nuclear forces are responsible to hold the nucleons (protons and neutrons) inside the nucleus.

Therefore, option (4): strong nuclear force is responsible to hold the particles with the nucleus of an atom.