Air Masses
These types of air molecules are spread apart and not very dense
Warm air molecules
A warm front forms how?
A warm front is shown by what visual?
A red line with semicircles
A rain gauge is used to measure what?
amount of rain fall
Another name for a severe tropical storm is?
Hurricane
Warm air molecules move _______ and have more _______ than cold air molecules
faster - energy
A cold front forms how?
When a cold air mass pushes into a warmer air mass
A cold front is shown by what visual?
A blue line with triangles
A barometer measures what?
Name something that could trigger a tsunami
Earthquakes, Volcanic Eruptions, Landslides, Meteorite
These types of molecules are close together and are dense
Cold air molecules
This type of weather front forms when two air masses begin to push against each other
Stationary front
A stationary front is visually shown how?
With red semicircles and blue triangles pointing in opposite directions
A hygrometer measures what?
Measures the amount of water vapor in the air
Which natural disaster can bring along large hail and damaging winds?
Tornado
Cold air molecules move _______ than warm air molecules and have less __________
Slower- energy
This type of front will occur when a cold air mass follows right behind a warm front
Occluded front
An occluded front is shown by what visual?
A purple line with purple semicircles and triangles
A wind vane tells us what?
The direction of the wind
What natural disasters can we track with P-waves, S-waves, and Surface Waves?
Earthquakes
Air pressure is what?
The weight of a column of air pushing down on an area
A warm front will bring what type of weather?
Stormy
What type of weather front will bring a dramatic change in weather?
Cold front
An anemometer measures what?
The wind speed
Name a type of volcano
Shield, Cinder, Composite