HELP ASAP ⦁ What piece of evidence discovered in the mid 20th century further supported moving plates.

During the time of Pangaea most of the dry land on Earth was joined into one huch landmass that covered nearly a third of the planet's surface.  The giant ocean that surrounded the continent is known as what?

Pangaea existed during what geological time periods, which were times of great change?

Most distributions of rocks within Earth's crust, including minerals, fossil fuels, and energy resources, are a direct result of the history of plate motions and collisions and the corresponding changes in the configurations of the continents and ocean basins.  Research and explain how plate tectonics could account for these resources exactly.

North America has gradually grown in size over the past 4 billion years through a complex set of interactions with other continents, including the addition of many new crustal segments.  What were these continents and what areas of the United States were created by new crustal segments exactly.

identify consequences of international trade.

identify consequences of international trade.