Topic: High and Low Pressure Systems
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Answers to Common Questions
What is High and Low Pressure?
Pressure is a measure of a force acting on a surface. It is usually caused by something tangible pressing on the surface such as air molecules in a tire acting on the sidewalls. High pressure means more pressure while low pressure means les... Read More »
Source: http://answers.ask.com/Science/Nature/what_is_high_and_low_pressu...
What is a Low Pressure System?
A low pressure system usually means that it is cloudy or stormy. A low pressure system is an area of weather that the barometric pressure is lower than the surrounding areas. Read More »
Source: http://answers.ask.com/Health/Diseases/what_is_a_low_pressure_sys...
What is a High Pressure System?
In a high pressure system the pressure inside the system is more than that pressure surrounding it. High pressure systems usually means fair weather. Read More »
Source: http://answers.ask.com/Science/Other/what_is_a_high_pressure_syst...
More Common Questions
Answers to Other Common Questions
I'm not sure exactly but I think it could possible form a tornado, because the two systems rotate in different directions when they merge in could cause cyclonic type winds...But I don't know exactly. Just a guess.
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Source: http://wiki.answers.com/Q/What_happens_if_a_high_and_low_pressure...
H simply meens "high air pressure" and L meens "low air pressure"
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Source: http://wiki.answers.com/Q/What_are_the_symbols_for_high_pressure_...
Because the high pressure goes down to the low pressure
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Source: http://wiki.answers.com/Q/How_are_high_and_low_pressure_system_cr...
The sun heats the ground (the air too, but not as much) which heats the air above it. Hot air expands and therefore the pressure drops.
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Source: http://wiki.answers.com/Q/How_high_and_low_pressure_systems_are_m...
Air pressure is the force exerted on the earth's surface by the weight of tiny air particles. When air molecules cool, they become more dense. As molecule density increases, so does the weight. The heavy, dense air molecules plummet toward ...
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Source: http://www.ehow.com/how_8762731_demonstrate-high-pressure-system....
High side <200psi. Low side <50 lb. "A good rule of thumb with R134a is to run fan on High with all windows open and engine at 1500 rpm. High side pressure in PSI should be about 2.2 to 2.5 times outside air temperature in degrees F" I, mys...
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Source: http://wiki.answers.com/Q/What_is_the_correct_pressure_on_the_hig...
High pressure systems bring in clear weather where as low pressure systems bring in precipituous weather (rain, snow etc.).
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Source: http://wiki.answers.com/Q/What_kind_of_weather_system_is_found_in...
