![Map showing the five main oceans of Earth.](http://static.sciencelearn.org.nz/images/images/000/000/756/full/OCE_CNT_ART_oceansmap.jpg?1674164860)
The ocean is a continuous body of salty water that covers two-thirds of the Earth’s surface. Humans have divided it into five main oceans and many smaller seas.
The ocean is a continuous body of salty water that covers two-thirds of the Earth’s surface. Humans have divided it into five main oceans and many smaller seas.