Actually, the lower you go the less motion. Less motion if far aft or mid-ship. Far forward is where you'll feel the most motion, as the first part of the ship to go up is the front.
This was the song I wrote and sang with the girls group in 1964 - when Columbia Records signed us to a 5 year contract thinking we were the first girls group from England! I cannot believe someone has found it and placed animation to it. Amazing! Chris Costello
Ah, Gary ... Love your music!