Marks On Mars’ Dunes – Caused By Dry Ice? | Video

VideoFromSpace

Published on Jun 12, 2013

NASA turned an Earth dune into a dry ice ‘slip and slide’ to see how downhill flow features are forming on Mars. In the case of dry ice, the frozen carbon dioxide interacting with the sand, created a CO2 gas pillow for the ice to ride on.

Credit: NASA / JPL-Caltech

 

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