Periodic table
Cheloha Consulting Group C O N F I D E N T I A L | Managing the Younger, Changing Workforce Randall S. Cheloha, Ph.D. September.
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.
William Smith, 1815 Geologic map of England, Wales, part of Scotland The Map That Changed the World.
How do you know how old it is?. Dating in Geology 1) Relative dating –a) Superposition –b) Correlation 2) Numerical (absolute) dating –radiometrics.
Radiocarbon Dating. Carbon has unique properties that are essential for life on earth. Familiar to us as: o the black substance in charred wood, o as.
Uniformitarianism Laws of nature DONT change with time Past events explained & estimated by modern processes The Present is the Key to the Past.
Geologic Time Geochronology – the study of the timing of geologic events and the ages of geologic materials Relative dating – the space/time relationship.
3/2003 Rev 1 I.2.7 – slide 1 of 35 Session I.2.7 Part I Review of Fundamentals Module 2Basic Physics and Mathematics Used in Radiation Protection Session.
Use of environmental tracers for estimating rates of groundwater recharge to the gulf coast aquifer system in montgomery county texas
Carbon 14 Dating
