Friday, July 29, 2011

GeoJeopardy! Fridays #57

Time for GeoJeopardy! Fridays, because it's nice and hot out.

- Earth Science -

The caldera of a supervolcano that last erupted 640,000 years ago covers much of the 2.2 million acres of this national park


This class of rock is made by changes in heat, pressure or shearing to pre-existing rocks


Used to date artifacts because it has a half-life of 5,730 years, this isotope has 6 protons and 8 neutrons in its nucleus


The Mohorovicic discontinuity separates the Earth's crust from this


South America & Africa fit together like puzzle pieces; this theory says they were connected 200 million years ago & have been moving away from each other up to 4 inches a year

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

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