There is more water than land on our planet. The largest and deepest ocean in ..the. world is .the.Pacific, then comes ..the. Atlantic. ..the. Indian ocean is only .a. little
smaller. .the.. smallest ocean is ..the. Arctic....the longest river in .the.. USA
is ..the. Mississippi, ..the. largest sea is ..the. Mediterranean, ...the deepest
lake is ... Lake Baikal. Large masses of ... land are called ...
continents. They are ... Europe and Asia, ... North and ... South
America, ... Australia and ... Antarctica. There are mountain chains in
many parts of ...the world. Some of them such as ..the. Urals are old, others
like ..the. Caucasus are much younger. ..the. highest mountain chain, which is
called ...the Himalayas, is situated in Asia.