How is surface water naturally purified? A:freezing water destroys impurities

B:evaporation leaves impurities behind

C:sediments precipitate out

D:soil filters the water

Which spheres are involved when sedimentary rocks formed from parts of seashells at the bottom of the ocean? a.) biosphere, atmosphere, geosphereb.) geosphere, hydrosphere, biosphere c.) geosphere, exosphere, hydrosphered.) hydrosphere, biosphere, atmosphere