Air Temperature
Barometric Pressure
Humidity
Wind Speed/Precipitation
Clouds and Weather
100

is the measure of how hot or cold the air is.

Air temperature

100

is the weight of Earth's atmosphere pressing down on the surface from all angles.

Barometric Pressure

100

 is the measure of how much water vapor is present in the air.

Humidity

100

is the movement of air from high pressure to low pressure areas.

Wind

100

these clouds are big, white, and puffy. They generally mean good weather.

Cumulus

200

Air temperature can be measured with a

thermometer

200

When there is high barometric pressure, the temperature is

hotter

200

Higher humidity means higher chance of

precipitation

200

The difference in what? Determines the speed of the wind.

air pressure

200

These clouds are thin and wispy. They generally mean good weather.

Cirrus

300

Most thermometers use two different scales.

Celsius and

Fahrenheit

300

When there is low barometric pressure, the temperature is

colder

300

is used to measure humidity

hygrometer

300

are used to measure wind speed.

Anemometers

300

These clouds are low, flat, and take up much of the sky. These clouds may produce drizzle or light rain.

Stratus

400

When air temperature is higher, the weather is

warmer

400

are used to measure air pressure.

Barometers

400

If Winds traveling to the south represent a warm front. Air pressure will rise resulting in fair weather.

Winds traveling to what? Represent a cold front. Air pressure will drop and chance of storms increase.

North

400

The type of precipitation depends on air

temperature

400

These clouds are very tall clouds. They can cause violent thunderstorms with heavy rain, hail, and possibly tornados.

Cumulonimbus

500

When air temperature is lower, the weather is

colder

500

Rising air pressure =

good weather

500

are used to measure the direction of the wind.

Wind vanes

500

 are used to measure the amount of precipitation.

Rain gauges

500

There are a lot of factors that affect weather, so it can change very quickly over what period of time.

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