archean Synonyms
No Synonyms and anytonyms found
archean Meaning
archean (n)
the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life
archean (s)
of or relating to the earliest known rocks formed during the Precambrian Eon
archean Sentence Examples
- The Archean era represents a significant period in Earth's geological history.
- Scientists study Archean rocks to better understand the early formation of the planet.
- Life in the Archean eon likely consisted of simple single-celled organisms.
- Archean crustal remnants provide valuable insights into Earth's primordial conditions.
- The Archean atmosphere differed greatly from the present-day composition.
- The Archean eon lasted from around 4 to 2.5 billion years ago.
- Archean rocks often contain minerals such as quartz, feldspar, and mica.
- During the Archean, volcanic activity and tectonic processes shaped the planet's surface.
- The Archean oceans were warmer and shallower compared to modern times.
- Studying Archean fossils helps scientists unravel the mysteries of early life on Earth.
FAQs About the word archean
the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life, of or relating to the earl
No synonyms found.
No antonyms found.
The Archean era represents a significant period in Earth's geological history.
Scientists study Archean rocks to better understand the early formation of the planet.
Life in the Archean eon likely consisted of simple single-celled organisms.
Archean crustal remnants provide valuable insights into Earth's primordial conditions.
