Question

What are blowholes ?

Answer 1

Explanation:

1. A hole in the top of of the head of a large sea animal through in breathes.
2. A hole in a large area of ice through which sea animaly for example seals , breathe.

Answer 2

Answer:

In geology, a blowhole or marine geyser is formed as sea caves grow landwards and upwards into vertical shafts and expose themselves towards the surface, which can result in hydraulic compression of sea water that is released through a port from the top of the blowhole.