<P> The hydrosphere ( from Greek ὕδωρ hydōr , `` water '' and σφαῖρα sphaira , `` sphere '' ) is the combined mass of water found on , under , and above the surface of a planet , minor planet or natural satellite . </P>
<P> The hydrosphere ( from Greek ὕδωρ hydōr , `` water '' and σφαῖρα sphaira , `` sphere '' ) is the combined mass of water found on , under , and above the surface of a planet , minor planet or natural satellite . </P>
hydrosphere is a part of the earth 's surface covered by
hydrosphere is a part of the earth 's surface covered by
water
water