According to the ICS timescale, time divisions are as follows: Age (1 million years, 1000 Millennia). Epoch (10 million years, 10 Ages). Era (100 million years, 10 Epochs). Eon (500 million years, 5 Eras. But, the ICS timescale does not use lustrum, decades, centuries or millennia. Calendar subdivisions use them and according to it, nothing follows millennium. Anything longer than 1 millennium is just referred to as Millennia (Plural form of Millennium).
era,epoch, and period are periods of time that happen in the past
An eon is not a precise term: it refers to a very long period of time. Some consider an eon to be a billion years. That is 8,766 billion hours.
It is the Phanerozoic Eon.
the higher the orbit, the longer the period. so it'll be longer
eon is the period now .
The smallest unit of geologic time is an age, followed by epoch, period, era, eon, and super eon.
We currently live in the Holocene Epoch of the Quaternary Period of the Cenozoic Era of the Phanerozoic Eon.
From largest to smallest Eon, Era, Period, Epoch. Time is also listed from largest to smallest as: millennium, century, decade, year, month, week, day.
Eon, Era, Period, Epoch (from largest to smallest)
We currently live in the Phanerozoic eon, which began around 541 million years ago and is marked by the diversification of multicellular life. The Phanerozoic eon is divided into three eras: the Paleozoic, Mesozoic, and Cenozoic.
Chron Age Epoch Period Era Eon
The smallest unit of geologic time is an age, followed by epoch, period, era, eon, and super eon.
98 million years ago was in the Cretaceous period.
In geological time the Eon is larger than the Period. The Eon is the largest division of geological time recognised by the International Commission of Stratigraphic.The ICS have divided the time as such from largest to smallest.Super-Eon - (SuperEonothem) (Not recognised by the ICS but unofficially recognised e.g. Precambrian time)Eon - (Eonothem)Era - (Erathem)Period - (System)Subperiod - (SubSystem)Epoch - (Series)Age - (Stage)Chron - (Chronozone) (Not recognised by the ICS but is unofficially recognised usually based on reversal of earths magnetic field)
In geological time a period is smaller than an era but larger than a Epoch.The International Commission of Stratigraphic have divided the time as such from largest to smallest.Super-Eon - (SuperEonothem) (Not recognised by the ICS but unofficially recognised e.g. Precambrian time)Eon - (Eonothem)Era - (Erathem)Period - (System)Subperiod - (SubSystem)Epoch - (Series)Age - (Stage)Chron - (Chronozone) (Not recognised by the ICS but is unofficially recognised usually based on reversal of earths magnetic field)
The order of the geologic time intervals is Eon, Era, Period, Epoch.