Weather and Climate

The weather is...

• The typical state of the atmosphere in a long period of time.
• The state of the atmosphere at a particular time. 

An instrument used to measure the amount of rainfall

• barometer
• thermometer
• rain guage
• wind sock

the amount of water vapor in the air

• warm front
• precipitation
• humidity
• air pressure

Average weather conditions of a region year after year

• weather
• season
• cold front
• climate

A huge body of air that has similar temperature, humidity, and air pressure at any given height

• air mass

• front

• tornado

• hurricane

a boundary between two air masses

• air mass

• cold front

• front

• warm front

Region between the Tropic of Cancer and the Tropic of Capricorn. The sun's rays are most intense and the temperatures are always warm.

• tropical zone

• temperate zone

• polar zone

• warm front

Region north of the Tropic of Cancer and south of the Tropic of Capricorn. The sun's rays strike the Earth at smaller angle than the tropical zone.

• tropical zone

• temperate zone

• polar zone

• cold front

The regions covering the north and south poles (66.5° north and south latitudes and the poles). The sun's rays strike at a very small angle.

• tropical zone

• temperate zone

• polar zone

• eye

A front where cold air moves in under a warm air mass.

• warm front

• cold front

• occluded front

• stationary front