Please answer this: Stargazers across the world wait for 2020 when newly discovered very bright Neil's comet would start to pass through the inner solar system On December 21, 2020. After December 27, 2020 the comet would leave the inner solar system. Like many other enthusiasts Ken bought a telescope for the event. His friend Mike is interested in that event too, but is too busy to buy a telescope. On which date volatile materials within the comet would start to vaporize?
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Answer: December 21, 2020

Please answer this: Two geologists studied the Earth's crust. Benny studied mantle melting, while Vinny studied more about crust displacement. Which scientist observed more mantles above the subducting plate melting?
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Answer: Benny

Please answer this: Two neighboring cities are situated in a volcanic area with lots of earthquakes. Park city is situated near a very active volcano, while Hill city is situated 50 miles north. Which city experiences fewer continuous strings of earthquakes?
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Answer:
Hill