Topic: Making a Submarine Sink and Float
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Answers to Common Questions
How a Submarine Floats and Sinks
The first submarine was invented and demonstrated in 1620. English inventor Cornelius von Drebbel is credited with building the first working submarine. He actually built three, which all functioned. The American Revolutionary War saw the a... Read More »
Source: http://www.ehow.com/about_6457164_submarine-floats-sinks.html
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 pressurise... Read More »
Source: http://wiki.answers.com/Q/How_can_submarines_float_and_sink
How do submarines float and then sink?
The majority if a submarine is not the space where the crew lives, but large tanks called ballast tanks. When the submarine wants to sink, water is pumped into the ballasts and the submarines average density gets higher than that of the sur... Read More »
Source: http://wiki.answers.com/Q/How_do_submarines_float_and_then_sink
More Common Questions
Answers to Other Common Questions
A submarine has two main mechanisms that allow it to sink and return to the surface. The submarine has dive tanks that can be filled with water to make the ship's weight the same as the water it displaces, or a little more. This causes the ...
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Source: http://wiki.answers.com/Q/Why_does_a_submarine_sink_and_float
There are valves on a submarine that allow water in to the ballast tank. The more water in the ballast tank the faster the submarine will descend into the ocean. To surface, the core of the submarine lets out air into the ballast tank makin...
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Source: http://wiki.answers.com/Q/How_does_a_submarine_sink_and_float
It sounds as if you are trying to make a Cartesian Diver, which requires nothing more than a 2L soda bottle and an eye dropper or a pen stop or even a small test tube. But it takes one hand to make it work... Google it and it will give you ...
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Source: http://answers.yahoo.com/question/index?qid=20090916170942AAeJ39p
Okay kid listen up, im saving your life here. you get a small drinks bottle with a lid. get a straw and make a hole in the side of the bottle so that the straw fits into it perfectly without letting water in or out. You make glue around the...
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Source: http://uk.answers.yahoo.com/question/index?qid=20080204161955AADr...
A submarine changes its buoynacy so it can float on the water surface and cruise below the surface. (The submarine sinks by letting water into its ballast tanks. The submarine floats by pumping that water out.) Submarines have ballast tanks...
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Source: http://answers.yahoo.com/question/index?qid=20090826222256AAicbED
ballast. the sub takes in and releases water to change the bouancy of the entire boat making it either sink or float respectively.
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Source: http://wiki.answers.com/Q/How_does_the_submarine_control_its_floa...
If you are working on a project were you have to make a submarine float and sink this would be your answer.... what we did was we simply filled a what balloon with water and just put it in the bucket it will stay at the surface for a while ...
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Source: http://wiki.answers.com/Q/How_do_submarine_float_and_sink_in_wate...
