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a submarine has a water tank. when the tank is filled then submarine sink in the water. and when the tank is empty then submarine float in water.
use the formula density= mass / volume
as mass increases(when the tank is full of water), the density of the submarine increases and it submerge into the water and vice versa.
What else can I help you with?
How do submarines float sink and stay in the middle of the sea or ocean?
They use ballast tanks to contain sea water or air to control their depth
Do clothes float or sink?
it will float as long as it is not fully covered water.
Will arsenic float or sink in pure water?
Arsenic is denser than water, so it will sink in pure water.
Will a fork sink or float?
A fork will sink in water, as it is denser than water. The density of an object determines whether it will sink or float in water.
How can submarines float and sink?
Submarines change their depth by use of ballast tanks. To dive, they open their tanks so that they become filled with water. They also angle their dive planes. To surface, they pump the water out of their tanks and fill them with pressurised air.
Does milk sink or float in water?
float
Do oil sink or float in water?
Float.
Can asphalt float on water?
Asphalt is denser than water and will sink in water rather than float.
Will a marker float or sink in water?
I have a marker which float in water.
What can float in salt water but sink in fresh water?
i think it is ppeople because they float in salt water and sink in fresh water.
Do ceramic float or sink?
a solid ceramic object would sink. however, if the object is displacing enough water proportional to it's weight, then it will float. If you put an empty glass bowl in the water, it will float; but if you allow water in, it will sink. This applies to ceramics.
What makes us float?
We float or there is a possibility you can sink. You sink when you are heaver than the mass of the water. You float when you are lighter than the mass of the water.
