Friday, September 30, 2011

GeoJeopardy! Fridays #66

Time for GeoJeopardy! Fridays, because I'm working from home today.

- Down to Earth -

When it's closest to the Earth, this planet with a 687-day year is about 33 million miles away

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  Eratosthenes calculated this c. 230 B.C. using the difference between the sun's angles at 2 places during June

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The Lambert one of these formations in the Antarctic is over 250 miles long

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"Cast" in the role of the fourth most abundant element in the Earth's crust, its atomic number is 26

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A clue for alien astronomers looking for life on Earth is the large amount of this gas, CH4, in the atmosphere

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All the answers as well as any other previous GeoJeopardy! questions can be found over at my website by clicking the link.

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Questions, images, and videos courtesy of j-archive.com

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