1 janv. 1848 - Alfred Wegener --- 1848 Wegener discovered that many of the same types of species are on several continents, which are across vast oceans. He knew that they wouldn’t be able to travel across those oceans themselves, so he made the theory of a supercontinent. A supercontinent is when all of the continents were one large piece of land, and he believed that there used to be one, which was when the species spread. He discovered that the reason why the continents used to be one giant continent is because of plat
Ajouté au bande de temps:
Date:
1 janv. 1848
Maintenaint
~ Il y a 177 ans