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Submarines are designed with enough ballast and control systems to allow them to submerge and surface as needed.
Surface ships are designed only with enough ballast and control systems to keep them on the surface. While they can sink just as well as submarines can, their ability to re-surface without a salvage operation is non-existent.
What else can I help you with?
Compare submarines and ships?
Ships try to avoid sinking, submarines sink on purpose...
How did submarines affect society?
They caused anxiety and sink ships.
Why don't shiops sink?
Ships don't sink because they are more boant then the water they float on. Ships don't sink because they are more boant then the water they float on.
What did Germany use submarines for?
sink allied supply ships to England
Why did German submarines sink british ships?
They were at war with each other.
Why did they use the subs in war?
To sink enemy vessels, ships or submarines.
Why do ships float in water?
Because they don't sink.
How were submarines used in the Great War?
They were used mainly to sink enemy transport ships.
Why did the German's begin to sink American ships WITH their submarines?
To stop supplies from reaching England
Why do ships float while coins sink?
Ships float because they displace enough water to create an upward force called buoyancy that is greater than their weight. Coins sink because they are denser than water and therefore displace less water than their own weight.
What did the submarines do after the attack on pearl harbor?
IJN & USN subs went looking for ships to sink.
Why do submarines float to the surface when the air is let out?
They rise to the surface when air is pumped IN. They sink when air is let out
