$180,000 per episode. Miranda Cosgrove is an actress and recording artist with a net worth of $7 million. Miranda Cosgrove has earned he Miranda Taylor Cosgrove is an American actress and singer-songwriter. Cosgrove's career began at the age of three when she appeared in television commercials.
Seafloor spreading. Seafloor spreading is a process that occurs at mid-ocean ridges, where new oceanic crust is formed through volcanic activity and then gradually moves away from the ridge.eafloor spreading helps explain continental drift in the theory of plate tectonics. When oceanic plates diverge, tensional stress causes fractures to occur in the lithosphere.
1 Seafloor spreading takes place at midocean ridges and produces basalt, the rock that makes up the oceanic crust. 2  The Mid-Atlantic Ridge and East Pacific Rise are examples of midocean ridges.