... also responsible for the unpredictable levels of sulfur in the atmosphere of Venus. Recent analyses of many surface cracks shown on the Magellan maps, however, conducted by Pierre Moreels, a French intern at NASA's Jet Propulsion Laboratory in California, suggest that Venus' surface has heated and cooled by over 200aC over long periods of time. Moreels used a mathematical equation typically used in ... ...

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• Approx Pages: 8
• Grade Level: Undergraduate