Continental drift

What is Alfred Wegners theory?

His theory was that all of earths continents were once joined together to form one great continents called pangea

Who came up with this theory?

Alfred Wegner(1923) came up with this theory

What was the first ever continent?

Pangea

What did pangea later divide into?

Laurasia(north) and Gondwanaland(South)

What made up Gondwanaland?

South America, Africa, Madagascar, Australia, Antarctica and India

What made up Laurasia

North America and Eurasia

At what rate do scientists believe that continents are moving per year?

5-10cm per year

What is the evidence that backs up Alfred Wegners Theory?

1.) The east coast of South America fits almost perfectly with the West Coast of Africa
2.) Similar plant and animal life is found in Africa and South America
3.) Glacial deposits found in Brazil is also found in West Africa
4.) Similar rock types are found along the coastlines of South Africa and South America
5.) The fossils of the reptile lystrosaurus is found in Africa, Antarctica and India
6.) Similar coal deposits are found in Africa, South America, India, Australia and Antarctica