What is the main difference between protons and neutrons?

Proton has a positive charge

Neutron has a negative charge

Explanation:

proton is a subatomic particle with a positive charge and they are bounded together in an atom's nucleus which results to a strong nuclear force.

Neuron is a subatomic particle with no charge, they are neutral and a neutral atom must have an equal number of protons a d electrons

i tried the eyeshadow trick you told me about and it worked so good i i did a yellow going into orange colors and it was bright and you could see it on my eyes

sound moves fastest in solids because the molecules are tightly packed and it allows sound to vibrate