UPSIDE-DOWN Rivers On Mars?! (Response to MinutePhysics)

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Get your FREE 2-month Skillshare trial: http://skl.sh/minuteearth2 The "Mountain or Valley?" illusion makes our brains turn valleys inside out. But inside-out valleys are a real thing, both on Earth and on Mars. Thanks to Skillshare for sponsoring this video, and to our supporters on https://www.patreon.com/MinuteEarth Watch: The "Mountain Or Valley?" Illusion by MinutePhysics https://www.youtube.com/watch?v=V7C318DGB38 ___________________________________________ If you want to learn more about this topic, start your googling with these keywords: Inverted relief: a topographic feature, such as an old riverbed, that has reversed its elevation relative to other features. Duricrust: a hard mineral crust formed at or near the surface of soil in semiarid regions by the evaporation of groundwater. Geomorphology: the study of the physical features of the surface of the earth and their relation to its geological structures. Exhumed paleochannel: a remnant of an inactive river or stream channel that has been either filled or buried by younger sediment, and then subsequently uncovered by erosion. Erosion: the action of surface processes, including wind and water, that move dirt and rock from their original location to some other place. Capillary action: the tendency of a liquid in a capillary tube or absorbent material to rise or fall as a result of surface tension. Mineral precipitation: when dissolved compounds in a solution bond together to form a solid (a simple exampl

Published 2017-08-02 · Watch on YouTube ↗
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