What are air masses?
They are large volumes of moving air.
What type of weather do stationary fronts produce?
Rainy weather
What does the barometer measure?
Air pressure
What is a weather map?
A weather map is a map used to display current weather conditions in an area.
What does the barometer measure air pressure in?
Millimeters
True or False:
Air masses don't appear on weather maps
False
What is a front?
It is the front of an air mass
What is barometer made of today?
Aneriod
What do weather maps tell use about air masses in that area?
It shows the movement and status of air masses.
Where does weather change?
In between fronts
What are the 5 types of air masses?
Maritime, Continential, Tropical, Polar, Arctic
Warm fronts, Cold fronts, and Stationary fronts
When was the barometer invented?
1643
How do weather maps help meteorologists?
They help meteorologists predict future weather conditions in that area.
What type of orbit does Earth have?
Earth has a ellpitical orbit.
What characteristics define an air mass?
Hint: There are three.
Temperture, air pressure, and moisture
What do fronts represent between air masses?
They are the boundaries between air masses.
What was the barometer originally made of?
Mercury
What types of symbols does a weather map contain?
They contain symbols showing temperature, air pressure, wind speed and its direction, cloud cover, fronts, and types of weather.
What type of weather does low-pressure air produce?
Stormy weather
Where do maritime air masses form?
Over water
What weather do collisions between warm air and cold air cause?
Rain
Who invented the barometer?
Obviously Evangelista Torricelli
What type of weather does an area have when it is marked with H on a weather map?
Clear, calm weather
True or False:
We have seasons because of the angle of insolation.
True