Weather Tools & Technology
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Thermometer
tells what the air temperature is
Barometer
measures atmospheric air pressure
When a warm air mass is over the area it is called a…
low pressure system
When a cold air mass is over the area it is called a…
high pressure system
When the air above us is cool it falls to the ground, which _____ the air pressure.
increases
When the air above us is warm it raises upwards, which _____ the air pressure.
decreases
Hygrometer
measures the humidity in the air
Humidity
the amount of water vapor that is in the air
The warmer the air is the ___ water vapor it can hold.
more
Anemometer
measure the wind speed
The harder the wind blows, the ____ the cups spin
faster
Wind Vane
tells us what direction the wind is currently blowing FROM
Rain Gauge
measure the amount of rainfall, or precipitation, over a period of time.
Radar
a system that sends out pulses of energy that bounce off of clouds and return to the radar
GOES (Geostationary Operational Environmental Satellite)
uses infrared to track…
Using the Celsius scale Water Freezes at __ and boils at ___.
0°, 100°
Using the Fahrenheit scale water freezes at __ and boils at __
32°, 212°