what is pangaea
Pangaea was a large, ancient landmass that was composed of all the continents joined together, also called a supercontinent.. Its name is Ancient Greek: Pan meaning entire and Gaea meaning Earth; from the Greek meaning all lands..Pangaea is believed to have formed around 300 million years ago and began to break up around 175 million years ago. It was a roughly C-shaped landmass that had all of our modern continents together as one.ts name is Ancient Greek: Pan meaning entire and Gaea meaning Earth; from the Greek meaning all lands.. Pangaea is believed to have formed around 300 million years ago and began to break up around 175 million years ago. It was a roughly C-shaped landmass that had all of our modern continents together as one.