precambrian eon (Meaning)
precambrian eon (n)
the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago
Synonyms & Antonyms of precambrian eon
No Synonyms and anytonyms found
precambrian eon Sentence Examples
- The Precambrian Eon spans a vast expanse of Earth's history, stretching from its formation 4.6 billion years ago to the beginning of the Paleozoic Era.
- The Precambrian Eon is characterized by the dominance of prokaryotic life forms, including bacteria and algae.
- Geologic evidence suggests that the Precambrian Eon witnessed numerous dramatic changes, including the formation of the supercontinent Rodinia.
- The Precambrian Eon encompasses key events that shaped our planet's atmosphere and oceans, such as the Great Oxidation Event.
- During the Precambrian Eon, Earth's crust was extensively altered by tectonic activity and volcanic eruptions.
- The Precambrian Eon provides valuable insights into the early origins and evolution of life on Earth.
- The rocks formed during the Precambrian Eon contain a rich fossil record, revealing the diversity of ancient organisms.
- The Precambrian Eon is a period of intense geologic activity, with the emergence of mountain ranges and the formation of the Earth's mantle.
- The end of the Precambrian Eon marked a significant turning point in Earth's history, as multicellular life began to thrive.
- The Precambrian Eon has a profound impact on our understanding of Earth's geological processes and the evolution of life.
FAQs About the word precambrian eon
the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago
No synonyms found.
No antonyms found.
The Precambrian Eon spans a vast expanse of Earth's history, stretching from its formation 4.6 billion years ago to the beginning of the Paleozoic Era.
The Precambrian Eon is characterized by the dominance of prokaryotic life forms, including bacteria and algae.
Geologic evidence suggests that the Precambrian Eon witnessed numerous dramatic changes, including the formation of the supercontinent Rodinia.
The Precambrian Eon encompasses key events that shaped our planet's atmosphere and oceans, such as the Great Oxidation Event.
