Question

The theory of Plate _______ area was defined in the 1970s. It follows Alfred Wegener’s 1912

theory of continental drift. He believed the ______
area were once one landmass.

Answer 1

The theory of Plate **Tectonics** area was defined in the 1970s. It follows Alfred Wegener’s 1912 theory of continental drift. He believed the **continents** were once one landmass.