light reflecting off of an object causes that object to be visible to the observer
color is cause_by_reflection_of_light. reflectivity is visible_feature. reflecting is specular_reflection. daylight_vision is sight. specular_reflection is electromagnetic_radiation_reflection. visible_light is electromagnetic_radiation. light is why_see_beauty. blocked_sunlight has powerful_effect_on_microclimate zodiacal_light is reflection. air_observer is observer.