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Originally shared by null
Tomorrow, June 20th, is the solstice. In honor of that, check out this BBC video that tells you how you can measure the tilt of the Earth.
Summer Solstice 2011 - How can you measure the tilt of the Earth? - BBC 23 Degrees
http://www.youtube.com/watch?v=cuGZpl0lkXU
Originally shared by null
Tomorrow, June 20th, is the solstice. In honor of that, check out this BBC video that tells you how you can measure the tilt of the Earth.
Summer Solstice 2011 - How can you measure the tilt of the Earth? - BBC 23 Degrees
http://www.youtube.com/watch?v=cuGZpl0lkXU
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