A. Direct Evidence B. Indirect Evidence. Visible evidence that takes us back in time and shows organisms have changed Ex. – Fossils.
Absolute Dating Using Radioactivity. Absolute Age dating was major advance in Historical Geology – More accurate reconstruction of geologic events Mostly.
... or how to make sense out of Ch. 8 of the text... Prehistoric Cultures Tim Roufs section ©2009 Class Slides Set 10A Special Skills Used to Study Early.
Geologic Time Earth’s History. Uniformitarianism The past is the key to the future Processes that happen today are the same processes that happened in.
CHEMISTRY SOL REVIEW SOL 2. UNIT 2 - Matter Matter is anything with mass & _______ Volume ____ substances are types of matter with definite & uniform.
Half Life Calculation of Radioactive Decay Atomic Physics.
Evidence of Evolution
Geologic Time Absolute Dating and Geologic Time. Absolute Age It is the age of a rock unit, fossil or geologic event expressed in units, such as years.
