Respuesta :

When any boat displaces a weight of water equal to its own weight, it floats. This is called the "principle of flotation": A floating object displaces a weight of fluid equal to its own weight.
Joycepal

Answer:

when any boat displaces a weight of water equal to its own weight it floats.this is called the principle of flotation.

Explanation:

every ship, submarine and dirigible must be designed to displace a weight of water atleast equal to its own weight