era.
No, a geologic era is a longer unit of time than a geologic period. Geologic eras are divided into periods, which are further subdivided into epochs. The hierarchy from largest to smallest is era, period, epoch.
An era is a time period of indeterminate length, or, geologically speaking, a unit of time, smaller than aeons and greater than periods.
The smallest unit of geologic time is an age, followed by epoch, period, era, eon, and super eon.
Eon, Era, and Epoch: APEX :D
A period of time is commonly called an era.
Era
Era.
Era
In geology, an era is a greater unit than an epoch. Elsewhere the two words are synonymous.
On the geologic time scale, an era is longer than a period. There are 12 geologic eras in total and they are composed of geologic periods. For instance, the Mesozoic era is composed of the Triassic, Jurassic and Cretaceous periods.
There are many different meanings for the word period for example when a girl has a period or a particular time or era in he history.
It really wasn't an era. An Era was a much longer period of time. It was called the "Jurassic Period".