Layers of the Earth

MITK12Videos
MITK12Videos
1.1 میلیون بار بازدید - 12 سال پیش - The Earth is approximately 4,000
The Earth is approximately 4,000 miles from the center to its surface, but what makes up those miles of earth? Let's take a journey inside.

License: Creative Commons BY-NC-SA
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12 سال پیش در تاریخ 1391/06/31 منتشر شده است.
1,154,674 بـار بازدید شده
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