Cold fronts mark where ___________ air is pushing on warmer air.
cooler
hot
When warm air rises over cold air, it condenses to make __________.
clouds
rainbows
What do weather fronts mark?
the boundary between different air temperatures and humidity
high pressure
If an air mass forms over the ocean, it is usually humid.
true
false
Weather in the US moves from west to ______.
east
north
If an air mass forms over land, it is _______.
wet
dry
What kind of air is behind a warm front?
warmer, more humid
cooler, dry
True or false. Cooler and drier air is behind a cold front.
false
true
An air mass at a high latitude is _______.
cold
warm
True or false. A stationary front is where a cool and warm weather slide past each other.
true
false
Warm air __________.
rises
sinks
A warm front is where warmer air pushes against _________ air.
cooler
hot
True or false. Air masses are regions of the same air temperature and humidity.
false
true
An air mass at a low latitude is _______.
cold
warm