Only about 30 percent of the Earth's surface is dry land, oceans make up the remaining 70 percent. Earth's oceans are home to hundreds of thousands of marine life forms, but because most of the ocean depths remain unexplored, hundreds of thousands or even millions of un...
Octopuses, jellyfish, sharks, sea stars and sea turtles are a few of the numerous animal species that inhabit the oceans. Since most plants need sunlight to carry out photosynthesis, many underwater plants make their homes close to the shore. Phytoplankton is one of the...
The ocean is home to many different species of plankton, marine invertebrates, cephalopods, marine mammals and sea turtles. Other creatures that live in the ocean include numerous types of fish, sharks and corals.
There is only one ocean on the planet, but it is divided into five sections or five oceans. The five sections of the ocean are the Atlantic, Pacific, Southern, Arctic and Indian oceans.
Among many other sources, one can find lessons on ocean habitats for kids at National Geographic’s kids’ website, the PBS Kids website and the University of California at Santa Barbara’s website. Each source has different interactive features for children to explore.
The original four oceans are the Pacific, Atlantic, Indian and Arctic; however, the International Hydrographic Organization recognized the Southern Ocean as the fifth ocean on Earth in the spring of 2000.
An ocean current is "any more or less permanent or continuous, directed movement of ocean water that flows in one of the Earth's oceans," according to ScienceDaily.com. Currents are created by a variety of forces.