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This video is about the definition of a day, and how it applies (or not) on the sun. Solar day, sidereal day, universal coordinated time (UTC) day, etc. Length of a day.

Music by Nathaniel Schroeder, http://www.soundcloud.com/drschroeder

REFERENCES:

Solar rotation: https://en.wikipedia.org/wiki/Solar_rotation

Gravitational Time Dilation: https://en.wikipedia.org/wiki/....Gravitational_time_d

UTC Day: https://en.wikipedia.org/wiki/....Universal_Time#Versi

XKCD What-If about being transported to the sun for an instant: http://what-if.xkcd.com/115/

Reference from what-if about time to 2nd degree burns: http://arcadvisor.com/faq/thre....shold-incident-energ

Oxygen on the sun: http://astronomy.stackexchange.....com/questions/12381

Combustion in space: http://www.fs.fed.us/rm/pubs\_....other/rmrs\_2010\_mc

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Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in a minute!

Created by Henry Reich