The Restless Earth The Changing World. Tectonic plates platesThe crust is made of about twelve plates. These are like big rafts floating on the semi-molten.
Unit 3 – Dynamic Crust Review Miss Wojdan 2014-2015.
Rheology rheology What is rheology ? From the root work “rheo-” Current: flow Greek: rhein, to flow (river) Like rheostat – flow of current.
