Assertion: matter's matter | /r/HasProperty | equated with particle
Facets:
value: such as leptons
type: OTHER
value: sometimes
type: TEMPORAL
value: in the field of physics
type: LOCATION
value: simply
type: MANNER
value: such as quarks
type: OTHER
Source sentences:
text: Sometimes in the field of physics "matter" is simply equated with particles that exhibit rest mass (i.e., that cannot travel at the speed of light), such as quarks and leptons.