Question

how can submarine and whales sink and rise to the water saurface at their own will
​

Answer 1

Answer:

submarines use ballast that are filled with air or sea water in order to increase or decrease the subs density and cause it to sink or float, much as a whale displaces oxygen from its lungs in order to increase its density.

hope this helps you......!

plz mark as brainliest & follow me

Answer 2

Whales comes out to breathe it's an animal possessing huge organs and using those it comes up..

Submarine has engine components to work upon using that it comes up..