Temperature
Pressure
Wind
FRONTS
Weather Instrument
100
Air pressure ____________(rises or falls) as altitude increases.
falls?
100
Wind is caused by differences in:
Air Pressure or Temperature
100
Type of pressure system around which storms build.
Low Pressure
100
Measures Temperature
What is a thermometer?
200
As temperature rises, air pressure ________________________(increases or decreases)
decreases?
200
What is the wind zone that the USA is located?
Westerlies
200
What sort of weather do you get with a WARM Front?
long periods of steady, slow rain and warmer temperatures
200
Measures wind direction
What is a weather vane?
300
Clouds form when air (rises or sinks) and (cools or heats) to condensation
rises and cools
300
Which way does air circulate around a low pressure center?
Counter clockwise and toward
300
Name all three wind zones
Trade Winds, Westerlies, Polar Easterlies
300
Describe the symbol for cold front and warm front
Cold - triangles that are blue
Warm - half suns that are red
300
Measures wind speed.
What is an anemometer?
400
Hot air rises, cools, sinks and heats via _______________ currents.
What is convection?
400
Wind blows from areas of ____________pressure to areas of _____________ pressure.
High to low
400
Name the two types of Jet Streams
Polar and Subtropical.
400
Why is POINT B most likely experiencing precipitation?
Near the WARM front
400
Measures relative humidity and dewpoint temperature.
What is a sling psychrometer?
500
Hot air is ____________________(more or less) dense than cool air.
What is less?
500
The barometric pressure at this weather station model? MAKE SURE TO INCLUDE UNITS!
999.8
500
What direction does weather and wind move across the United States?
W to E
500
Which front will give you thunderstorms and this type of cloud?
COLD or WARM
Cold
600
Why are there not clouds in any other layer of the Atmosphere except the Troposphere?
Because clouds need water vapor and all the water vapor and weather is in the Troposphere
600
Which letter (A or B) has a greater wind speed?
B
600
What type of front is coming towards Station Model E and what is the weather that it will bring?
Cold - brief strong storms and high winds and colder temperatures
700
What is it called when 2 air masses collide?
Front
700
What is the HUMIDITY at this station?
100%