Iyini i-quark?
Ama-quark ayizinhlayiyana eziyisisekelo ezakha isigaba sezinto ezibizwa ngokuthi ama-hadron, okuvame kakhulu kuzo ama-proton nama-neutron. Ngokwe-Standard Model ye-elementary particle physics kunezinhlobo eziyisithupha zama-quark eziza ngamabhangqa noma ngemindeni; Up/Down, Strange/Charm, ne-Bottom/Top.