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How Much Does a Shadow Weigh?

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Published on Oct 7, 2012

Veritasium SLINKY video: http://bit.ly/SGD73o
Veritasium channel... SUBSCRIBE: http://bit.ly/RoMMH7
A great Veritasium episode about using video to teach: http://bit.ly/VOsZVx

Vsauce2 LEANBACK about shadows: http://bit.ly/VOt8rP

Vsauce3 explains how realistic SimCity is... SUBSCRIBE: http://bit.ly/PMThlp

ALL MUSIC BY: http://www.soundcloud.com/JakeChudnow
Jake's YouTube channel: https://www.youtube.com/jakechudnow

Vsauce on Twitter (lots of extra mindblows): http://www.Twitter.com/TweetSauce
Vsauce on Facebook (your chance to blow MY MIND): http://www.Facebook.com/VsauceGaming

Hand shadow book: http://books.google.co.uk/books/about...

Light "pushes" us: http://www.straightdope.com/columns/r...

Solar Sail: http://www.jspec.jaxa.jp/e/activity/i...

solar sail GIF: http://www.jspec.jaxa.jp/e/activity/i...

Venutian Shadows: http://www.digitalsky.org.uk/venus/sh...

Speed of light in different materials: http://cadlab6.mit.edu/2.009.wiki/anc...

sonic boom demonstration: http://demonstrations.wolfram.com/Wav...

Cherenkov radiation: http://profmattstrassler.com/articles...

and: http://en.wikipedia.org/wiki/Cherenko...

Photonic booms in your eyes: http://en.wikipedia.org/wiki/Cosmic_r...

Pushing a lightyear-long object: http://www.physicsforums.com/showthre...

compression / longitudinal waves: http://en.wikipedia.org/wiki/Longitud...

cool site for putting things in perspective (this link is for 1 sq. inch): http://www.bluebulbprojects.com/measu...

Also this is important: http://animalsbeingdicks.com/post/231...

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