So far as science is concerned we have four types of force but believe me or not its more than just four... science says we have the Gravitational force; which holds planets, stars planetary systems,galaxies together...... 
theElectromagnatic forse involving both the electric and magnetic forces, which pull and push on particles that carry electric charge, and holds atoms together....The Strong nuclear force is a force that pulls and pushes on quarks, anti-quarks and holds protons and neutrons together; and finally the last one known as..
The Weak Nuclear Force: this is a kind of force which affects most known particles but is too weak to hold any known thing together it cause many types of particles to decay to other particles, and to allow production and observation of neutrinos...
