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

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

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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

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The Mohorovicic discontinuity separates the Earth's crust from this

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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

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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