The breakup of Pangaea and the formation of the Atlantic and Indian Oceans were responsible for the shrinking of the Pacific Ocean.

Question

Quizplus · Accepted Answer

The breakup of Pangaea led to the formation of new ocean basins, such as the Atlantic and Indian Oceans, which caused the Pacific Ocean to shrink as the tectonic plates shifted and redistributed the Earth's oceanic and continental masses.

The Breakup of Pangaea and the Formation of the Atlantic