1 gen 1918 anni - Arthur Holmes discovered that there were convection currents in the mantle. Arthur said that the core heats the mantles material causing it to rise all the way to the crust. The mantles convection breaks the lithosphere into tiny plates and move to collide or break apart.
Aggiunto al nastro di tempo:
Data:
1 gen 1918 anni
Adesso
~ 107 years ago