chunky geologic history
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Chunky Geologic History. W hat is happening now happened in the past. You need your ESRT. What is the oldest layer?. G. How do you know it’s the oldest?. It’s on the bottom. What is the line between B & C?. An unconformity. What process changed layers C-G?. Folding.

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chunky geologic history

Chunky Geologic History

What is happening now happened in the past.

what is the estimated time of origin of earth and solar system
What is the estimated time of origin of Earth and solar system?
  • 4600 million or 4.6 billion years
slide16
The following describes what useful tool in relative dating: Lived over a wide area for a relatively short period of time.
  • Index fossil
who is this guy
Who is this guy?

Elliptocephalla

what two events are good time markers because a layer of sediment is laid down quickly
What two events are good time markers because a layer of sediment is laid down quickly?
  • Volcanic eruption & meteor strike
the meteor strike that brought dinosaurs to extinction signaled the end of which geologic era
The meteor strike that brought dinosaurs to extinction signaled the end of which geologic era.
  • Mesozoic
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