This video talks about Alfred Wegener and how he had come up with and idea of Pangea. Knowbuddy believed in him but some did they didn't believed in him because he didn't state how they moved. 30 years after he died a sea captain was mapping the sea floor and found the mid atlantic ocean rig and the sea floor was spreading.
A man named Alfred Wegener came up with this idea that all the continents were once a supercontinent call Pangea. With saying this Wagener had to have some really good evidence to support. he found fossils that are similar and rocks and land forms.
This video talks a lot about tectonic plates and how they form mountain like the Himalayas. In the beginning of this video they talked about the crust.All of the different types of plates that have helped created the land forms that make the world the way it is today.
How tectonic plates move and create land forms. The different types of boundaries and what they do. What they are called.