Sunday, April 6, 2014

For my G109 students: air pressure experiment

I had a water bottle open on my flight today, and closed it while we were at cruising altitude (so the pressure inside the plane was about 850 millibars).

Once we were almost on the ground in Atlanta, I pulled it back out.  With the air inside the bottle sealed at 850 millibars, but the cabin now back to around 1000 millibars, I opened the bottle and...

https://www.dropbox.com/s/yqivni0ces4so63/20140406_125554.mp4

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