How much is 4 eons?
What are the 5 eons?
- Eons > Eras > Periods > Epochs. Scientists have devised the Geologic Time Chart so that Time can be understood from the largest and most general intervals, or units, to the smallest, most specific intervals.
- The Hadean Eon.
- The Archean Eon.
- The Proterozoic Eon.
- The Phanerozoic Eon.
What’s an eon in time? : an immeasurably or indefinitely long period of time : age. I haven’t seen him in eons. : a very large division of geologic time usually longer than an era. the Archean eon. : a unit of geologic time equal to one billion years.
What is an eon in geology? A geologic eon is the largest unit of time for the geologic time scale (Figure 1). Geologic eons are also referred to as “eonothems” (the chronostratigraphic name) or simply “eons”. Eons are hundreds, even thousands, of years in length.