There are four
oceans. They are the Pacific,
connected by other bodies of water to form the
also recognize the Southern Ocean and the
∑ Small connecting parts of oceans are called seas, gulfs, or straits.
∑ The oceanís average depth is 3790 meters.
∑ There were three other ancient oceans.
∑ The first ancient ocean was Panthalassa; it was around Pangaea the super continent.
ancient ocean was the Tethys and the third was the
∑ There are some oceans in space.
∑ The ocean contains many of Earthís life forms.