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    zanderbaxa's Avatar
    zanderbaxa Posts: 62, Reputation: 1
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    #1

    Aug 23, 2011, 05:02 AM
    Is it possible that tectonics had help from the surface of the Earth shrinking?
    Is it possible that tectonics had help from the surface of the Earth shrinking,as a result of the core cooling?
    zanderbaxa's Avatar
    zanderbaxa Posts: 62, Reputation: 1
    Junior Member
     
    #2

    Aug 23, 2011, 05:46 AM
    How does the radius of earth change with core temperature?
    Is it possible (circa. 5000 yrs ago) that the radius of earth was far greater than is today?
    ebaines's Avatar
    ebaines Posts: 12,130, Reputation: 1307
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    #3

    Aug 23, 2011, 07:12 AM
    There is no evidence that the radius of the earth has changed in any significant way, and certainly not within recent geological history.

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