chapt23_nuclear.ppt
Power Point
Evolution- Change in life forms over time Why do things change? How do they change?
History, Theory, Current Methods, Problems SRJC, Physics 43, Spring 2011 Aaron Krive, Kevin Chee.
21.3 – Absolute-Age Dating Objectives describe how scientists date rocks and other objects using radioactive elements Explain how scientists can use certain.
FOSSILS- Evidence from Once-living Organisms. Fossils found in SEDIMENTARY ROCKS The lower the sediment layer is, the older the fossils of the layer will.
Whats the oldest thing you have ever touched?. Evolution of Landforms and Organisms Continued – Part Two.
Dating with Radioactivity Chapter 12, Section 3. Basic Atomic Structure Each atom has a nucleus containing protons and neutrons and that nucleus is orbited.
Nuclear Chemistry Chapter 23 Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
1.Relative age dating العمر النسبى It could be done by the following: a) Principle of superposition---Initial horizontality: In normal geologic section,
Early Humans: Meet the Ancestors 2. Archaeological Evidence and the Limits of Knowledge.
How do you know how old it is?. Dating in Geology 1) Relative dating –a) Superposition –b) Correlation 2) Numerical (absolute) dating –radiometrics.
