
The SciencesSeptember 1, 1969
The Deep-Ocean Floor
The discovery that it is growing outward from the mid-ocean ridges has suggested that it is formed In huge plates that act as units in the dynamic processes of the earth's crust

The Deep-Ocean Floor
The discovery that it is growing outward from the mid-ocean ridges has suggested that it is formed In huge plates that act as units in the dynamic processes of the earth's crust