Assertion: atom's particle | /r/MadeOf | quark
Facets:
value: in purple
type: OTHER
Source sentences:
text: Under the "quarks and leptons" definition, the elementary and composite particles made of the quarks (in purple) and leptons (in green) would be matter—while the gauge bosons (in red) would not be matter.
text: We now know that atoms are made up of three particles: protons, neutrons and electrons — which are composed of even smaller particles, such as quarks .
text: The term baryon usually refers to triquarks—particles made of three quarks.