physical resource effect different conditions to relation
event_involving_physical_contact is physical_event. interaction is physical_phenomenon. physical_event is situation_involving_tangible_things. moving is physical_event. sensitivity is physical_property. inelasticity is physical_property. reluctivity is physical_property. situation_involving_physical_contact is situation_involving_tangible_things. one_effect_of_running is better_physical_fitness. invisibility is physical_property.