4 ms·
>Straws don’t work beyond 10 metres. ...straws surrounded by air don't work beyond 10 meters, because the external pressure at the bottom of the pipe doesn't e
by schiffern 3y ago
>Straws don’t work beyond 10 metres.
...straws surrounded by air don't work beyond 10 meters, because the external pressure at the bottom of the pipe doesn't exceed 1 atmosphere.
Obviously this isn't true if the pipe does down into the ocean.