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Is one million years sufficiently long to be considered a period of geologic time?
Wiki User
∙ 16y ago
Yes, it is.
Wiki User
∙ 16y ago
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During which period in the geologic time scale was there a great increase in the variety of life forms on earth?
Cambrian perod
What geologic period did humans evolve?
Homo sapiens first emerged during the Quaternary period, some time between 130,000 and 450,000 years ago; but the first members of the Homo genus (Homo habilis) are believed to have emerged around 2.4 Ma ago. Yup! :D
What time did glossopteris plants live?
Glossopteris plants lived approximately 300 million years ago. These time periods are referred to as the Permian Period and the Triassic Period.
How long ago did the Cambrian explosion happen?
At the start of the Camrbian period, roughly 542 million years ago.
When did plants evolve?
Plants in the sea evolved about 3,600 million years ago. The first algal scum on land about 1,200 million years ago, The first first land plants appeared around 450 million years ago in the Ordovician period.
What period represents the last 2 million years of geologic time?
quaternary
Which period represents the last 2 million years of geologic time?
Quaternary.
What was the geologic time period of ordovican?
The Ordovican period was in the Paleozoic era, and occurred between 488.3 million years ago and 443.7 million years ago.
In what geologic period did the raptor live?
The Velociraptor lived in the late Cretaceous Period, about 75-70 million years ago.
How long ago did the most important period of geologic building take place in California?
between about 160 million and 100 million years ago
Precambrian are fossils yes or no?
Precambrian is a geologic period that extends as back as 4.500 million years ago. Fossils are very rare from that period of time.
What's the vendian period?
The Vendian Period is a time period in geologic history that lasted from 650 - 543 million years ago. The Vendian is also known as the Ediacaran or as the Proterozoic.
In which geologic period were apatosaurus found in?
Apatosaurus lived between 154 and 150 million years ago. This was during the Kimmeridgian and Tithonian stages of the Jurassic period.
What was the name of the Geologic time period that the T-rex lived in?
They all lived during the Cretaceous period.
The barnett shale was deposited 330 million years ago in a deep ocean basin during what geologic time period?
Mississippian
When was mont Blanc formed?
The Mont Blanc dates back to the Carboniferous, a geologic period and system that extends from about 360 million years ago, to about 300 million years ago.
What eon was the mesozoic era in?
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.
