Topic: Geologic Column
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Answers to Common Questions
How to Make a Geologic Column Sandwich
Making a geologic column sandwich is an educational, fun way to elaborate about how layers of different rocks have formed over millions of years. The geologic sandwich is multilayered, using a variety of ingredients that are representative ... Read More »
Source: http://www.ehow.com/how_10023770_make-geologic-column-sandwich.ht...
How was the geologic column developed?
we even know... Read More »
Source: http://wiki.answers.com/Q/How_was_the_geologic_column_developed
What is a geologic column?
An ideal sequence of rock layers that contains all the known fossils and rock. Read More »
Source: http://wiki.answers.com/Q/What_is_a_geologic_column
More Common Questions
Answers to Other Common Questions
The geologic column was largely constructed initially by the use of index fossils, fossils of organisms that were only evident in certain layers of rock, and non existent in others. Index fossils, coupled with the Law of Superposition, whic...
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Source: http://wiki.answers.com/Q/Explain+what+a+geologic+column+does
Also known as the stratigraphical column, this is the separation of geological time into eras and periods, as below:
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Source: http://www.answers.com/topic/geological-column
They are arranged from oldest at the bottom and yougest layer at the top.
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Source: http://wiki.answers.com/Q/How_are_the_rocks_arranged_in_the_geolo...
The oldest rocks (layers) are at the bottom. The youngestrocks (layers) are at the top
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Source: http://wiki.answers.com/Q/How_are_rock_layers_arranged_in_the_geo...
The oldest are located at the bottom of an undisturbed column.
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Source: http://wiki.answers.com/Q/When_on_a_geologic_column_the_oldest_ro...
1.Geologists use the geologic column to help them interperet rocks sequences. 2.they use to help them identify rock layers in complicated rock sequence.
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Source: http://wiki.answers.com/Q/What_are_two_ways_geologists_use_the_ge...
The farther back in millions of years is at the bottom of the column to the top which is the youngest.
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Source: http://wiki.answers.com/Q/How_do_geologists_construct_the_geologi...
