1 janv. 1961 - Seafloor Spreading Theorized
Description:
Harry Hess and R. Deitz discovered that the sea floor was spreading and growing. because of the molten rock, the the ocean floor was being pushed to the side, the new floor was at the center while the older rock was further out.Ajouté au bande de temps:
Date:
1 janv. 1961
Maintenaint
~ Il y a 63 ans
