There is much more water (1) ..than. land on the surface of the earth. The seas and oceans cover nearly four-fifths of the (2) .whole.. world, and only one-fifth of its land. If you travelled over the earth (3).in.. different directions, you would have to spend (4).much.. more of your time moving on the water than (5) ..on. roads or railways. We sometimes forget that for every mile of land there (6).are.. four miles of water. There is so much water in the (7) .surface.. of our earth that we have to use two words (8).to.. describe. We use the (9) ..word. seas to describe those parts of water surface which are only few hundreds of (10) .mile.., the world oceans to describe the huge areas of water which are thousands of miles wide and very deep.

There is much more water than land on the surface of the earth. The seas and oceans cover nearly four-fifths of the whole world and only one-fifth of its. If you travelled over the earth in different directions, you would have to spend much more of your time moving on the water than on roads or railways. We sometimes forget that for every mile of land there are four miles of water.
There is much water in the surface of our earth that we have to use two words to describe. We use the word seas to describe those parts of water surface which is only a few hundreds of miles wide, the word oceans to describe the huge areas of water which are thousands of miles wide and very deep