It is approx 361 million sq km.
About 71%
The total surface area of the Earth is 510,072,000 square kilometers, but only 29.2% of that, or 148,940,000 square kilometers is land. The rest is covered by water.
73%
The total surface area of the Earth is approximately 510.1 million square kilometers (197 million square miles). Of this, about 29.2% is land, which equates to around 148.9 million square kilometers (57.5 million square miles). The remainder is covered by oceans and other bodies of water.
"Okeanos (Oceanus) in Greek) is a major body of saline water, and a principal component of the hydrosphere. Approximately 71% of the Earth's surface (an area of some 361 million square kilometers) is covered by ocean"- Ocean; WikipediaBy this estimate, Earth is approximately 508.45 million square kilometers..71x = 361x = 508.45510,072,000 km squared, total. About 30 percent land About 70 percent water See link for more information.
148,746 sq mi.The mainland of Norway covers 148,746 square miles (385,252 square kilometers) with about 7% of that being covered by water (in this case "covered by water" includes areas covered by glaciers).
your question is not complete..here are some choices and their answers: 1. "How much of the earth is covered" + " with water?" A. approx. 361 million square KM 2. "How much of the earth is covered" + " with land?" A. approx. 148 million square KM 3. "How much of the earth is covered" + " with stupid people?" A. approx. all 509 million square KM
Canada has a total area (land and territorial waters) of slightly less than 10 million square kilometers. The total area of the surface of the earth (again, land and water) is about 510 million square kilometers, so Canada is a bit less than 2% of the total area of the earth. By land area alone, Canada is about 9 million square kilometers out of 149 million square kilometers, or about 6% of the total land area.
Earth has a total surface area of about 510 million square kilometers, of which approximately 29% is land and 71% is water. This means that about 148 million square kilometers of land surrounds the Earth.
The total surface area of the Earth is about 510 million square kilometers (197 million square miles). Of this, approximately 71% is covered by water, primarily oceans, leaving around 149 million square kilometers (57 million square miles) as land area. This land is divided into various continents and islands.
Approximately 71% of the Earth's surface is covered by water.
3/4 of the Earth is covered by water.