deposition usually occurs over a frequency of many age which is considered a long space
generally_later_periods has not more_technology_than_earlier_periods generally_later_periods has more_technology_than_earlier_periods time_zone is long_thin_object. time_zone is not long_thin_object. forever is not long_time. geological_time_period is continuous_time_interval. forever is long_time. elongation is longness. elongation is not longness. space_age is time.