Archimedes Discovered This Act of Staying Afloat

This page is the CodyCross answer for the clue below from World of Books, Group 294, Puzzle 1 (The Great Gatsby).

Question is: Archimedes Discovered This Act of Staying Afloat

and the answer is: BUOYANCY

Word Meaning:

BUOYANCY — (physics) The upward force on a body immersed or partly immersed in a fluid.

Definitions from Wiktionary.

Archimedes discovered this act of staying afloat — CodyCross Answer | CodyCross Solutions