Question

Define hydrosphere and mean sea level. Write two importance of oceans .

Answer 1

Answer:

water on the Earth's surface, search as lakes and seas,and sometimes water over the Earth's surface, search as clouds this is called hydrosphere.

mean sea level is an average level of the Earth's surface of one or more Earth's bodies

(I)the air we breathe:the oceans produces over half of the world's Oxygen and observed 50 times more carbon dioxide than atmosphere

(ii) ocean waters also improves our breathing.

Answer 2

Define hydrosphere and mean sea level. Write two importance of oceans .