Eclipses: Crash Course Astronomy #5

The big question in the comments last week was, "BUT WHAT ABOUT ECLIPSES?" Today, Phil breaks 'em down for you.

This episode is sponsored by Squarespace: http://www.squarespace.com/crashcourse

Check out the Crash Course Astronomy solar system poster here: http://store.dftba.com/products/crashcourse-astronomy-poster

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As promised, Phil's sun spotting recommendations:

Astronomers Without Borders (charitable org): http://store.astronomerswithoutborders.org/index.php?main_page=product_info&cPath=8&products_id=3

Rainbow Symphony glasses: http://www.rainbowsymphony.com/soleclipse.html

Wide variety of viewers from Rainbow Symphony: http://www.eclipseglasses2017.com/buy-eclipse-glasses

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Chapters:
Introduction 00:00
How Do Solar Eclipses Work? 0:52
Umbra & Penumbra 2:04
The Sun's Corona 3:17
Solar Eclipse Totality 4:14
Annular Eclipse 5:09
Can You Look at a Solar Eclipse? 5:32
Lunar Eclipses 6:54
Size of the Earth and Moon 8:24
Review 9:27
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PHOTOS/VIDEOS
http://svs.gsfc.nasa.gov/cgi-bin/details.cgi?aid=4158
http://www.nasa.gov/audience/forstudents/k-4/stories/solar-eclipse-diagram/#.VMFSKGTF_Z0
http://en.wikipedia.org/wiki/Eclipse#mediaviewer/File:Geometry_of_a_Total_Solar_Eclipse.svg
http://en.wikipedia.org/wiki/Solar_eclipse_of_September_22,_2006#mediaviewer/File:Helder_da_Rocha_-_Partial_solar_eclipse_(by-sa).jpg
http://commons.wikimedia.org/wiki/File:Solar_eclipse_2008Feb07-New_Zealand-partial-Greg_Hewgill.jpg
http://en.wikipedia.org/wiki/Solar_eclipse#mediaviewer/File:The_Patrial_Eclipse.jpg
http://philhart.smugmug.com/Sun/Queensland-Solar-Eclipse/i-qjqMzzK
http://svs.gsfc.nasa.gov/cgi-bin/details.cgi?aid=11128
http://philhart.smugmug.com/Sun/Queensland-Solar-Eclipse/i-mMSf6gB
http://philhart.smugmug.com/Sun/Queensland-Solar-Eclipse/i-LffKLrf
https://www.youtube.com/watch?v=7YX2blo1eRk
http://en.wikipedia.org/wiki/Solar_eclipse#mediaviewer/File:Annular_Eclipse._Taken_from_Middlegate,_Nevada_on_May_20,_2012.jpg
http://commons.wikimedia.org/wiki/File:Geometry_of_a_Lunar_Eclipse.svg
http://svs.gsfc.nasa.gov/cgi-bin/details.cgi?aid=10787
http://en.wikipedia.org/wiki/File:Lunar_eclipse_April_15_2014_California_Alfredo_Garcia_Jr1.jpg
http://svs.gsfc.nasa.gov/cgi-bin/details.cgi?aid=10787
http://en.wikipedia.org/wiki/Lunar_eclipse#mediaviewer/File:Lunar_eclipse_oct_8_2014_Minneapolis_4_46am.png
http://svs.gsfc.nasa.gov/cgi-bin/details.cgi?aid=4155

Наступний епізод

S04E14 - Federalism: Crash Course Government and Politics #4