Topic: Sea Level Measured
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How is Sea Level Measured?
Sea level can be measured accurately by the use of a tide gauge. The gauge is normally called a stilling well. The stilling well is a huge pipe with a small hole underneath the water line. For more information look here: http://science.hows... Read More »
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What is measured with respect sea level?
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How is mean sea level measured?
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Sea Level Measured
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Sea level is determined with the use of GPS receivers. The receivers gather information about the ocean floors. Then, a mathematical calculation compares the measurements to the land.
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Source: http://answers.ask.com/Science/Nature/how_is_sea_level_determined
Sea level is the level at which the ocean is when you average the high and low tide. Sea level is measured over time and in all existing weather conditions. Sea levels are always changing with the tides. Look here for more information: http...
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The air pressure at sea level is also referred to as the standard unit of air pressure, as every other one is derived from this. Air pressure at sea level is exactly 1 atm.
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The speed of sound at sea level under optimal conditions is 768 miles per hour. That means that in about five seconds sound waves can travel a mile.
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SONAR
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Atmospheric pressure is defined as the force per unit area exerted against a surface by the weight of air above that surface at any given point in the Earth's atmosphere. The standard atmospheric air pressure is 101,325 Pa equivalent 1013.2...
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