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Period- Silurian Epoch- Late 416m/Early 444million years ago Life on Earth- Earliest insects, Earliest land, plants, and animals. Abundant eurypterids
true
Absolute dating
age of a rock unit in number of years before present (numerical age).
This generally occurs around the age of 40 and continues until about age 65.
Period- Silurian Epoch- Late 416m/Early 444million years ago Life on Earth- Earliest insects, Earliest land, plants, and animals. Abundant eurypterids
It is Silurian in age.
Phacops
harrisonburg
true
It varies. High elevation generally does not affect what the bedrock other than by eroding away the softer rock types such as shale.
Absolute dating
The time from when it was created to now.
bla
Yes, because it has a numerical value and arithmetic can be performed.
Devonian.
40,000 years