Activity 6 - Reading the Geologic History of Your Community

Use the resources listed below to help you complete this activity.

State-Based Resources
General Resources

State-Based Resources: Understanding and Applying What You Have Learned

Examine the geologic map and geologic cross sections of Maine .

There are currently no resources listed for this state.

Inquiring Further

Research the following dating techniques.

There are currently no resources listed for this state.

General information related to this activity:

Geologic Events and Processes

Science - American Geophysical Union
Read articles on the following topics:

• rocks
• water
• air
• space
• life

Interpreting Geologic History

Geologic Time - William Newman, USGS
To learn more, check out this complete online manual about geologic time and the age of the Earth.

Geologic Time Machine - University of California Berkeley
Travel through links that will take you from 4.5 Billions years ago to the present.

Unconformities

Unconformities in the Grand Canyon -
USGS
Site includes pictures of several unconformities that are seen in the Grand Canyon.

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Last updated: May 11, 2010

This project is supported, in part, by the National Science Foundation and the AGI Foundation. Opinions expressed are those of the authors and not necessarily those of the Foundation.