Fill in the Blanks HYDROSPHEREOnline version WHAT IS THE HYDROSPHERE by OLGA arnal terren 1 SALT RIVERS WATER FRESH LAKES GROUNDWATER HYDROSPHERE ICE THE IS ONE OF THE LAYERS OF THE EARTH . IT IS MADE UP OF ALL THE ON EARTH . MOST OF THE WATER OF THE HYDROSPHERE IS WATER . WATER COMES FROM , AND ALTHOUGH MOST OF THE FRESH WATER ON EARTH IS FROM GLACIERS .