物质间通过力场发生相互作用 传递力的粒子 Gravity Weak Electromagnetic Strong Electroweak) Carried B Graviton WW Photon Gluon (not yet observed) Quarks and Quarks and Quarks Acts on All Leptons Charged Leptons and Ww and Gluons物质间通过力场发生相互作用 传递力的粒子