Unit #3: Earth’s Geological History
Date:
Dating Techniques
Part A: Learning Goals
By the end of this class I should be able to…
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Part B: Review
1. Put the events/layers in order
from oldest to youngest.
2. Explain why you made the
decision by either stating the
Relative Dating Principle or by
a brief explanation
Example Answer
Part C: Facts, Terminology and Concepts
 Absolute Dating Techniques
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Chemistry Review
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o
Page 1
Unit #3: Earth’s Geological History
Date:
Page 2
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Half-life
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Common Isotopes used in Geology and Archeology
o Minerals
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o Organic Matter
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Part D: Example
 A bone is found to have 6% of its original C-14 left. Do you think this bone belonged to a
dinosaur?
Part E: Homework
a. Pg. 59 # 1-4
b. Pg. 565 # 1-3