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Geography, 09.12.2021 16:00 cheezloord8472

1. An Antarctic explorer builds a temporary shelter from wind-pack snow. The shelter is roughly hemispherical with an inside radius of 1.5 meters. After completing the shelter, the explorer crawls inside and closes off the entrance with a block of snow. Assume the shelter is now air tight and loses negligible heat by conduction through the walls. If the air temperature when the explorer completes the shelter is -10oC, how long will it take before the air temperature inside reaches 10oC

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