Oceans (Water) main content.

Oceans (Water)

Part of Hall of Planet Earth.


Exhibition Text

As the Earth’s surface cooled below 100 degrees Centigrade, water rained out of the atmosphere to form the ocean. When this happened is unknown, but evidence from ancient rocks suggests it was before four billion years ago.

DENSITY= 1.00 gm/cm(3)

For Educators

Topic: Earth Science

Subtopic: Ocean

Keywords: Ocean, Oceanography, Temperature, Earth (Planet)--Surface, Earth (Planet)--History

Audience: General