Quark ke eng?
Li-quark ke likaroloana tsa motheo tse etsang sehlopha sa lintho tse bitsoang li-hadron, tseo ho tsona li-proton le li-neutron e leng tsona tse atileng ka ho fetisisa. Ho ea ka Standard Model ea fisiks ea likaroloana tsa motheo ho na le mefuta e tšeletseng ea li-quark tse tlang ka lipara kapa malapa; Up/Down, Strange/Charm, le Bottom/Top.