Occupies about 29% of the total surface area of the Earth.

The largest landmasses on the Earth.

The southern ocean is also known as

The outer most layer of the Earth.

The third largest ocean in the world.

Hydrological cycle is also known as

The cycle of the movement of water and storage of water between the hydrosphere, lithosphere and atmosphere is known as

There are __________ continents of the Earth.

The blanket of colourless, odourless and tasteless gases that covers the Earth.

The ocean covers only 3% of the Earth's surface.