Technology Plate tectonics

1. Plate Tectonics 2. Alfred WegenerGerman geologist 100 years agoNoticed the continents looked like a jigsaw puzzleHe thought millions of years ago Earth’s continents…

Documents Earth’s Spheres

Earthâs Spheres Earthâs Spheres By Wylie Flint The Lithosphere The Lithosphere is the solid outside of the Earth The Lithosphere consist of the upper mantle and the crust…