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en.wikipedia.org/wiki/Cold_front

A cold front is defined as the leading edge of a cooler mass of air, replacing at ground level a warmer mass of air, which lies within a fairly sharp surface trough of low pressure. It forms in the wake of an extratropical cyclone, at the leading edge of its cold air advection pattern, which is also known as the cyclone's dry conveyor ... Cold fronts move faster than warm fronts and can produce sharper changes ...

www.answers.com/Q/As_warm_dry_air_moves_into_an_area_the_barometer_will_be

The area, notably the regions downwind of a mountain range, is called the rain shadow and is responsible for several notable deserts such as the Tibetan ...

www.answers.com/Q/When_the_moist_humid_air_moves_into_an_area_the_barometer_will_be_doing_what

When the moist humid air moves into an area the barometer will be doing what? ... When warm moist air moves over a cold surface what fog may result?

www.answers.com/Q/When_the_moist_humid_air_moves_into_an_area_the_barometer_will_be

As warm dry air moves into an area the barometer will be? increasing ... into an area? Since colder air is denser than warm air, the pressure will usually rise. Edit.

www.reference.com/science/happens-cold-front-moves-area-bdc96ebedcb3e19

What type of weather does low pressure bring? ... Cold fronts happen when cold air masses displace warm air masses. ... Mass Moves into an Area Where a Cold Air Mass Is Located · As Warm Dry Air Moves into an Area the Barometer Will Be  ...

www.stormsurf.com/page2/tutorials/weatherbasics.shtml

Whenever cold dry air moves away from the poles, it eventually encounters warm wet air ... When the warm air is forced up, it causes surface air pressure to drop, sort of like ... Our atmosphere is covered with areas of relatively high and low pressure, ... Surface air pressure can be measured by a device called a barometer.

ww2010.atmos.uiuc.edu/(Gh)/guides/mtr/af/frnts/cfrnt/def.rxml

A cold front is defined as the transition zone where a cold air mass is replacing a warmer air mass. Cold fronts generally move from northwest to southeast. ... When a cold front passes through, temperatures can drop more than 15 degrees  ...

www.evesham.k12.nj.us/cms/lib04/NJ01000514/Centricity/Domain/171/Study%20Guide%20test%201%20catastrophic%20events%20-%20answer%20key.doc

Air Mass a. an instrument used to measure air pressure ... into the air through their leaves ... Barometer i. air that has the same temperature and humidity ... Cold and dry air masses usually come from what location? ... How does air move or flow? Cold air _____sinks____________ and warm air _______rises______. 6.

www.argo.ucsd.edu/ClimateYrs7-10.pdf

Wind is movement of air. Wind speed is measured on the. Beaufort scale. Wind can ... the sea. Argo Floats record the sea temperatures. ARGO. INPUT into teachin ... barometer ..... This circulation of warm and cold air is called a Convection Current. .... above earth's surface, air moves from the high pressure areas to the low.