The crust of the earth is covered by about water in the hydrosphere.

The crust of the earth is covered by about 71% water in the hydrosphere.

Hope this helps,
♥A.W.E.S.W.A.N.♥

Can you show the map?

Historians are researchers of the past or people who understand the history of people. with this field, they must possess qualities such as being unbiased, patient, efficient reader, has a knack for logic and critical thinking and reasoning, disciplined, open-minded, resourceful, with good analytical ability, good reasoning skills and problem solving!