What does density mean?
What is how close atoms or molecules are in an object.
Cold air masses are called?
What is Arctic or Polar.
Where is air pressure the highest around the Earth?
What is closest to the Earth's ground.
What does the symbol look like for a cold front?
What is blue triangles.
A boundary between two air masses of different temperatures.
What is a front.
Does hot air rise or sink?
What is rise.
What air masses are usually dry?
What is continental.
What kind of weather does low pressure bring to your area?
What is clouds and precipitation.
What does the symbol look like for a warm front?
What is red circles.
What kind of weather do warm fronts bring?
What is light rain.
Does cold air rise or sink?
What is sink.
What air masses are usually wet?
What is Marine air masses.
What weather instrument measures air pressure?
What is a barometer.
What does the symbol look like for a stationary front?
What are red circles and blue triangles alternating.
What kind of weather do stationary fronts bring to your area?
What is rain for an extended period of time.
Is hot air less dense or more dense?
What is less dense.
What are warm air masses called?
What is Tropical.
What happens to the air pressure as you move up in the atmosphere towards outer space?
What is the air pressure decreases.
What does the symbol for an occluded front look like?
What are purple circles and triangles alternating.
How is an occluded weather front created?
What is 3 air masses meet and create rain.
Is cold air less dense or more dense?
What is more dense.
What would a dry, warm air mass be called?
What is Continental Tropical Air Mass.
High air pressure creates what type of weather?
What is sunny, fair weather.
What kind of weather do cold fronts bring?
What is rain and strong thunderstorms.
Warm air rises over the cold air because warm air is _______ dense than cold air.
What is less.