wind – air that moves horizontally convection cell – a pattern of rising and falling air, sinking air, and winds caused by unequal heating and cooling.

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Presentation transcript:

wind – air that moves horizontally

convection cell – a pattern of rising and falling air, sinking air, and winds caused by unequal heating and cooling of the air

sea breeze – a wind that blows from the sea toward the land

land breeze – a wind that blows from the land toward the sea

sea breezes vs. land breezes

Coriolis effect – no matter which way the wind blows, it will always pull toward the right in the northern hemisphere, and to the left in southern hemisphere.

isobar – a line on a map connecting places with equal air pressure

hygrometer - an instrument that measures relative humidity.

thermometer - an instrument that measures temperature

rain gauge - an instrument that measures temperature

weather vane- an instrument that wind direction

anemometer - an instrument that measures wind SPEED

barometer - an instrument that measures air pressure

low pressure system- a weather system that usually brings rainy weather.

high pressure system – a weather system that brings fair weather.

El Nino - an abnormal warming of surface ocean waters in the eastern tropical Pacific, is one part of what's called the Southern Oscillation. h.nasa.gov/ar chive/nino/intr o.html aphic.com/edu cation/encyclo pedia/el- nino/?ar_a=1

El Nino - an abnormal warming of surface ocean waters in the eastern tropical Pacific, is one part of what's called the Southern Oscillation. ream/tropics/e nso_impacts.h tm aphic.com/edu cation/encyclo pedia/el- nino/?ar_a=1

La Nina - an irregularly occurring movement of deep cold water to the ocean surface along the western coast of South America that often occurs after an El Niño and that disrupts weather patterns especially in a manner opposite that of an El Niño aphic.com/edu cation/encyclo pedia/la- nina/?ar_a=1

Jet Stream - a long narrow wandering current of high- speed winds blowing from a generally westerly direction several miles above the earth's surface aphic.com/edu cation/encyclo pedia/jet- stream/?ar_a= 1

Gulf Stream - warm current of the Atlantic Ocean flowing from Gulf of Mexico NE along coast of U.S. to Nantucket Island and from there eastward aphic.com/edu cation/encyclo pedia/jet- stream/?ar_a= 1