Air Masses and Fronts
What is a air mass?
A large body of air that has the same temperature throughout.
What is a weather map?
A map of the weather, and what is coming.
Where are surface currents found at?
The surface of the ocean.
Where are deep currents found?
In the depths of the ocean.
What front causes stormy weather?
Cold front.
What do half moons represent on a weather map?
A Warm front.
What is a surface current?
streamline movements of water that occur at the surface of the ocean.
What is a deep current?
Currents found way below waters surface and are due to the change in density.
What causes warm and sunny weather?
Warm front.
What do triangles represent on a weather map?
A Cold front.
What do surface currents flow like?
Rivers.
What are deep currents caused by?
Density.
What is a stationary front?
When both a warm air mass and cold air mass collide into each other neither overpowering the other.
What does a Stationary front look like on a weather map?
Both half moons, and triangles.
What are surface currents controlled by?
Global winds, Coriolis effect, and continental deflections.
What are the factors of density in the ocean?
Temperature and salinity.
What happens when a cold air mass is stuck between two warm air masses?
A Occluded front is formed.
In the northern hemisphere which way does weather move?
West to east.
What is one of the largest surface currents in the world?
The Antarctic Circumpolar Current.
What is one of the biggest deep currents in the world?
The Antarctic Circumpolar Current.