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The Common Era is a period coinciding with the Christian era, which began 2,011 years ago. So we have been in that era for 2,011 years.
An era is a 100 years. A period is a time within the era.
The current period is the Quaternary. It began 2.588 million years ago. The Quaternary is the third geological period in the Cenozoic era.
era, or reign. Such as the Qin Dyanasty era was over 100 years old in ancient china. Or: The king's reign last for several years.
100 million years ago was the Albian Age of the Cretaceous Period of the Mesozoic Era.
The period of time now described as the common era is based on older Christians periodzation that divided time into a period before Jesus‘s birth and period afterwords. (APEX)
The term "Common Era" refers to the period after the birth of Jesus. That occurred while the Roman Empire ruled a large part of Europe and the Mediterranean area. Michelangelo was born in 1475 CE, that is, 1475 years after the birth of Jesus, during the period of time known as the Renaissance.
The common era begins with the birth of Jesus of Nazareth over 2000 years ago because it is based on the Christian calendar that marks the passage of years since his birth. This dating system has been widely adopted globally, which is why it is commonly used to track historical events.
100 Years,. Correction: Asking how long an era is, is the same as asking how long is a piece of string. An era can be any segment of time that can be distinguished. Such as, the 'Nazi era', 'George W. Bush era'. An era is NOT 100 years, that is a century.
The Allosaurus lived 150 million years ago. That was during the Jurassic period. The Jurassic period was part of the Mesozoic era.
The Jurassic Period of geologic time spanned from 206 to 144 million years ago. It was preceded by the Triassic Period and followed by the Cretaceous Period, all three comprising the Mesozoic Era.
dozen years