Slide 1Geologic Time Line October 19, 2010 Slide 2 EonEraPeriodEpochOld Periods Phanerozoic Eon 543 mya to Present Cenozoic Era Cenozoic Era 65 mya to Present Neogene Holocene…

Slide 1Absolute Dating Using Radioactivity Slide 2 Absolute Age dating was major advance in Historical Geology – More accurate reconstruction of geologic events Mostly…

1.  Atomic Number: 40 Symbol: Zr Group: 4B (Transition Metal) Atomic Weight: 91.224 Electron Configuration: [Kr] 4d2 5s2 Specific Heat: 0.281 J/g°C 2.…

Isotope Geochemistry Provides fundamental observational constraints on Earth and solar system processes through time A few examples: Quantitative constraints on 1. Timing…

Meteoritics & Planetary Science 39, Supplement, A177âA197 (2004) Abstract available online at http://meteoritics.org A177 © Meteoritical Society, 2003. Printed in…

Slide 1Physical Properties of Decameter-scale Asteroids Andrew Rivkin (JHU/APL) Target NEO 2 Workshop Washington DC Slide 2 Getting us on the same page  Compositions/albedos/den…

Slide 1 Environmental Sciences Course Earth Sciences Lecture 3 Week 2 Slide 2 University Of Palestine ENVI005 2 Contents The formation of the Earth The structure of the Earth…

Slide 1Class 1 Lecture on Lecturing Drs. Erin Kraal and Joshua Villalobos Slide 2 Important Topics What is an interactive lecture? Interactive techniques Challenges to implementation…

Slide 1Earth’s Moon Chapter 19 Section 4 Pages 659-664 Chapter 19 Section 4 Pages 659-664 Slide 2 ¼ Earth’s Diameter Density is similar to Earths. Gravity is 1/6 of…

Slide 1 The Moon Slide 2 Many of the discoveries on the moon were made possible as a result of the Russian-American Space Race Slide 3 The later Apollo missions were dedicated…