Plate tectonics is the movement of rigid tectonic plates that compose the outer crust of the Earth.
The crust is composed of continental and oceanic crust. Oceanic crust is heavier, denser, and
younger than continental crust.
As we discusse
Why do we care about how the Earth formed, and what does this have to do with dinosaurs
(sincethis is fundamentally a course on dinosaurs)? Well, theEarthisintegratedwiththe