This is a brief introduction to the continental drift theory, who came up with it and why he said this.
Mr. Andersen describes how plate tectonics shapes our planet. Continental and oceanic platers are contrasted and major plate boundaries are discussed. Intro ...
The continental drift hypothesis was developed in the early part of the 20th century, mostly by Alfred Wegener. Wegener said that continents move around on Earth’s surface and that they were once join
Plate tectonics is the theory that Earth's outer shell is divided into several plates that glide over the mantle.