-
What do isobars look like in an area of high wind speed?
They are close together
-
a)An adiabatic temperature change in a gas, is caused by a change in what?
b)When a gas expands, does it cool or warm?
a)Pressure
b)It cools
-
Does dry air exert high or low pressure?
High pressure
-
Does cold air exert high or low pressure?
High pressure
-
Describe the lowest possible pressure air.
(Temperature and humidity description)
Warm and humid
-
The temperature at which condensation occurs is called the what?
Dew Point
-
How does the dew point increase ?
Water vapor is added to the air.
-
Can changing the temperature change the dew point?
NO Temperature is not related to dew point.
-
On a station model, if the pressure number is under 500, what do you have to add to the number to record it correctly ?
Add a 10 in front, and a decimal one place in from the right.
-
Wind blows from high pressure areas to low pressure areas. True or False?
TRUE
-
Falling pressure generally indicates bad weather arriving. True or False ?
True
-
Cumulonimbus clouds, heavy, brief rain, and thunderstorms are associated with a __________ front.
Cold
-
As the temperature gets cooler, and closer to the dew point, the relative humidity does what?
Increases
-
What kind of air holds the most moisture?
(warm or cold)
Warm air
-
As the temperature drops, (if there is no change in the absolute humidity) the relative humidity does what?
Increases
-
Relative humidity is defined as : the amount of moisture in the air compared to what?
-compared to the amount of moisture the air can hold.
-
Describe a cT and an mP air mass.
cT dry and warm
mP moist and cold
-
An air mass that formed over the Gulf of Mexico would be labeled with what symbols?
mT
-
After a cold front passes, what does the pressure do?
Pressure increases (cold air is high pressure)
-
A cold front running into a warm front creates a what?
An occluded front
-
Describe the air movement in a low pressure system.
ccw and toward the center
-
Describe the air movement in a high pressure system.
clockwise and away from the center
-
In relationship to a warm front, where does it rain?
In front of the warm front
-
What type of rain, and clouds are associated with a warm front?
long term, light rain (drizzle) and stratus clouds
-
What causess wind?
Differences in pressure
|
|
