Question

how did volcanoes affect the origins of the sea?

Answer 1

Water vapor is one of the many gases released during volcanic eruptions. The water in the oceans primarily originated from the condensation and precipitation of water vapor that had been out-gased by volcanic eruptions over the 3-4 billions of years of Earth's geologic history.

Answer 2

does that help if not let me know and I will try to come p with another response