Lec 81 - Chronometric Revolution
Chronometric Revolution Discussion of the relatively recent changes in our ability as a species to shine light on our deep past
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Channels: Physics (General)
Tags: Chronometric Revolution
Uploaded by: khancosmology ( Send Message ) on 17-09-2012.
Duration: 9m 53s
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Lecture list for this course
Lec 1 - Scale of Earth and Sun
Lec 3 - Scale of Distance to Closest Stars
Lec 6 - Hubble Image of Galaxies
Lec 8 - Radius of Observable Universe
Lec 9 - (Correction) Radius of Observable Universe
Lec 11 - Cosmic Background Radiation
Lec 12 - Cosmic Background Radiation 2
Lec 13 - Cosmological Time Scale 1
Lec 14 - Cosmological Time Scale 2
Lec 15 - Four Fundamental Forces
Lec 18 - White and Black Dwarfs
Lec 19 - A Universe Smaller than the Observable
Lec 20 - Star Field and Nebula Images
Lec 21 - Parallax in Observing Stars
Lec 23 - Stellar Distance Using Parallax
Lec 24 - Stellar Parallax Clarification
Lec 27 - Lifecycle of Massive Stars
Lec 28 - Supernova (Supernovae)
Lec 29 - Supernova clarification
Lec 33 - Why Gravity Gets So Strong Near Dense Objects
Lec 34 - Supermassive Black Holes
Lec 40 - Ozone Layer and Eukaryotes Show Up in the Proterozoic Eon
Lec 41 - Biodiversity Flourishes in Phanerozoic Eon
Lec 42 - First living things on land clarification
Lec 43 - Plate Tectonics-- Difference between crust and lithosphere
Lec 44 - Structure of the Earth
Lec 45 - Plate Tectonics -- Evidence of plate movement
Lec 46 - Plate Tectonics -- Geological Features of Divergent Plate Boundaries
Lec 47 - cPlate Tectonics-- Geological features of Convergent Plate Boundaries
Lec 48 - Plates Moving Due to Convection in Mantle
Lec 49 v- Hawaiian Islands Formation
Lec 50 - Compositional and Mechanical Layers of the Earth
Lec 52 - Why S-Waves Only Travel in Solids
Lec 53 - Refraction of Seismic Waves
Lec 54 - The Mohorovicic Seismic Discontinuity
Lec 55 - How we know about the Earth's core
Lec 59 - Detectable Civilizations in our Galaxy 1
Lec 60 - Detectable Civilizations in our Galaxy 2
Lec 61 - Detectable Civilizations in our Galaxy 3
Lec 62 - Detectable Civilizations in our Galaxy 4
Lec 63 - Detectable Civilizations in our Galaxy 5
Lec 64 - Human Evolution Overview
Lec 65 - Understanding Calendar Notation
Lec 66 - Correction Calendar Notation
Lec 67 - Development of Agriculture and Writing
Lec 68 - Introduction to Light
Lec 69 - Seasons Aren't Dictated by Closeness to Sun
Lec 70 - How Earth's Tilt Causes Seasons
Lec 71 - Milankovitch Cycles Precession and Obliquity
Lec 72 - Are Southern Hemisphere Seasons More Severe?
Lec 73 - Precession Causing Perihelion to Happen Later
Lec 74 - What Causes Precession and Other Orbital Changes
Lec 75 - Apsidal Precession (Perihelion Precession) and Milankovitch Cycles
Lec 79 - Potassium-Argon (K-Ar) Dating
Lec 80 - K-Ar Dating Calculation
Lec 83 - Land Productivity Limiting Human Population