You may want to print out and make copies of these resources that students will read in the lesson if your students don't have access to computers with Internet access: 1  The Greek Concept of Atomos: The Indivisible Atom. 2  The Atomists: Leucippus of Miletus and Democritus of Abdera. 3  Democritus of Abdera.
continental drift definition. A term, no longer used by geologists, that refers to the fact that continents are not stationary, but move across the Earth's surface. Continental drift is one feature of the modern theory of plate tectonics. (See Pangaea.)
Deep-sea mountain ranges had caught his attention. Alfred Wegener's fully developed theory of continental drift attempted to point out evidences that the continents were once joined into a single continent he called Pangaea.Wegener's theory hypothesized that the continents were able to push through the rock of the seafloor to their present positions. people found this useful. 1  The Land Bridge Theory and Continental Drift Land bridge theory began as an effort to counter Alfred Wegener's theory of continental drift (which was ultimately proven correct anyway), yet survived in a modified form asâ¦.