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0 pointspyuser5836mo ago0 comments

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?

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Affric6mo ago

Altitude, way rivers flow

j / k navigate · click thread line to collapse

0 pointspyuser5836mo ago0 comments

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?

Affric6mo ago

Altitude, way rivers flow

j / k navigate · click thread line to collapse