gravity flow

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• Gravity Probe B — ( GP B ) is a satellite based mission which launched in 2004. The spaceflight phase lasted until 2005, and data analysis is currently under way (as of May 2008) and may continue to into 2010 [ [http://einstein.stanford.edu/highlights/status1.html …   Wikipedia

• Flow measurement — is the quantification of bulk fluid movement. Flow can be measured in a variety of ways. Positive displacement flow meters acumulate a fixed volume of fluid and then count the number of times the volume is filled to measure flow. Other flow… …   Wikipedia

• Gravity Probe A — (GP A) was a space based experiment to test Einstein s theory of general relativity performed jointly by the Smithsonian Astrophysical Observatory and the National Aeronautics and Space Administration. It sent a hydrogen MASER, a kind of highly… …   Wikipedia

• Gravity boots — Gravity boots, while shaped like and worn like a boot, do not serve the same function as the footwear. They are ankle supports designed to allow a person to hang upside down. Thanks to exposure in television dramas and movies in the 1980s,… …   Wikipedia

• Gravity separation — is an industrial method of separating two components from a suspension or any other homogeneous mixture where separating the components with gravity is sufficiently practical. All of the gravitational methods are common in the sense that they all …   Wikipedia

• Gravity current — In fluid dynamics, a gravity current is a primarily horizontal flow in a gravitational field that is driven by a density difference, hence gravity currents also sometimes being referred to as density currents . Typically, the density difference… …   Wikipedia

• Gravity wave — In fluid dynamics, gravity waves are waves generated in a fluid medium or at the interface between two media (e.g. the atmosphere or ocean) which has the restoring force of gravity or buoyancy.When a fluid parcel is displaced on an interface or… …   Wikipedia

• Gravity bong — Waterfall method= Similar in design to the bucket method is the fountain method, also known as a waterfall bong or flood (southern US colloquialism). A Fountain usually consists of a plastic bottle with a hole punched at the bottom and a… …   Wikipedia

• Gravity model of trade — The gravity model of trade in international economics, similar to other gravity models in social science, predicts bilateral trade flows based on the economic sizes of (often using GDP measurements) and distance between two units. The model was… …   Wikipedia

• Gravity turn — A gravity turn or zero lift turn is a maneuver (see trajectory optimization) used in launching a spacecraft into, or descending from, an orbit around a celestial body such as a planet or a moon. This launch trajectory offers two main advantages… …   Wikipedia

• Gravity's Rainbow — Infobox Book name = Gravity s Rainbow image caption = First edition cover design author = Thomas Pynchon country = United States language = English cover artist = series = genre = Historical novel, Postmodern literature, Hysterical realism… …   Wikipedia