This instrument measures air pressure

Short term variations in the atmosphere

Long term variations in the atmosphere

There are five type of air masses that affect weather. Which type forms over warm sources

There are five type of air masses that affect weather. Which type forms over cold sources

There are five type of air masses that affect weather. Which type forms over water

There are five type of air masses that affect weather. Which type forms over land

makes things (like currents of air) traveling long distances around the Earth appear to move at a curve as opposed to a straight line

• travel from the EAST in a westerly direction away from the poles.

• travel from the EAST in a westerly direction towards the equator

• travels from the WEST in an easterly direction towards the poles.

is a major difference of air pressure and temperature, causing wind zones that greatly affect weather on Earth.

 large body of air with high pressure at its center due to sinking air

areas of high pressure

occur when cold air moves under warm air forcing warm air up

• represented by a blue line with triangles facing in the direction the front is moving

Which of the following are the effects of an occluded front?