Isn't Earth's center of gravity at it's core? Isn't all of the Earth's surface "... | Hacker News

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		pyuser583 4 months ago \| parent \| context \| favorite \| on: This map is not upside down Isn't Earth's center of gravity at it's core? Isn't all of the Earth's surface "upper" to it's center of gravity?

Affric 4 months ago [–]

Altitude, way rivers flow

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