"the principal source of water in the oceans and the atmosphere is by the process of"

The principal source of water in the oceans and the atmosphere comes from the process of evaporation. Evaporation is a process when water turns into gas, influenced by the heat, and it moves up in the atmosphere because it is easier then the air. There it creates clouds with the process of condensation, and then it forms rain, snow...

Answeris associated with sunny,dry weather;

Answer metamorphic rock;