Comments on: Simple pendulum https://mirjamglessmer.com/2015/01/05/simple-pendulum/ Dr. Mirjam S. Glessmer Thu, 28 Jan 2016 10:35:28 +0000 hourly 1 By: Using the period of a swinging lamp to calculate the height of the ceiling | https://mirjamglessmer.com/2015/01/05/simple-pendulum/#comment-1141 Thu, 28 Jan 2016 10:35:28 +0000 http://mirjamglessmer.com/?p=2483#comment-1141 […] of warm air raising from a vent below. I’ve actually written about the same observation a year ago when I sat in pretty much the exact same spot, listening to the same friend play, but since you […]

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