Form when two different large air masses meet and usually bring changes in the weather.
The sound lightning makes when it heats the air
What is thunder?
The two characteristics of air masses.
Where do most tornadoes form in the United States?
What is the Midwest or Plains states?
Or what is Tornado Alley
Hurricanes will form in areas that meet these conditions
What is tropical waters/oceans?
A type of front made of cold, dense air. Rain, snow, thurnderstorms and sometimes tornadoes are caused by this front. Usually, the precipitation does not last very long.
Large dark clouds begin to form as the warm air is rising rapidly
An air mass that is dry and forms over land.
Before it becomes a hurricane?
A tropical storm
The front that forms when two air masses meet and neither one takes over. Often causes many cloudy days to occur in a row
Which happens first, thunder or lightning? Why?
An air mass that forms over the northern regions and is cold.
What is a polar air mass?
Hurricane can bring a bulge of water causing damage called?
What is storm surge?
The type of front formed when a large mass of warm air takes over the cooler air mass. Usually produce rain, fog, or snow that lis light but steady.
Why is it important to seek indoor shelter during thunderstorm?
To protect yourself from lightning
An air mass that forms over the equator and is warm.
How do tornadoes form?
What is warm, humid air mass meet cold, dry air mass and a spinning cloud with high winds?
What is the minimum wind speed for hurricane?
What is 74 mph?
The type of front that develops when two cool air masses merge, forcing the warm air to rise and become trapped. Usually brings wind and preciptiation.
These seasons have the most thunderstorm, even though any season is possible for them to occur
What is spring and summer?
An air mass that is wet and forms over water.
What is a maritime air mass?