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Crash Course Astronomy:The Moon: Crash Course Astronomy #12 Season 1 Episode 12

Crash Course Astronomy:The Moon: Crash Course Astronomy #12 Season 1 Episode 12

Join Phil for a tour of our capital-M Moon, from surface features, inside to the core, and back in time to theories about its formation.

PBS2015年12月1日

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Kenwood VC-H1 visual communicator #sstv #hamradio

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Kenwood VC-H1 visual communicator #sstv #hamradio

TikTokhamradiocrashcourse

Why do churches break up? #methodist #religion #history #christianity #schism #crashcourse #johngreen #learnontiktok

已浏览 24.8万次

Why do churches break up? #methodist #religion #history #christianity #schism

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Crash Course History

Crash Course: World History

Crash Course: World History

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Crash Course: US History

Crash Course: US History

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Crash Course

2016年9月16日

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Crash Course Physics:Torque: Crash Course Physics #12 Season 1 Episode 12

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