Predicting/Forecasting
Air masses and Fronts
Precipitation
Storms
100
Meteorologists are people who study the causes of weather, and try to predict it.
Who are Meteorologists?
100
Air masses are bodies of air that have similar temperature, humidity, or air pressure.
What is an air mass?
100
Precipitation is any form of water that falls from clouds and reaches the Earth's surface.
What is precipitation?
100
A storm is a violent disturbance in the atmosphere.
What is a storm?
200
Isobars are lines on a weather map that are joining together with the same air pressure.
What are Isobars?
200
A front is the boundary where two air masses meet.
What is a front?
200
Hail can cause damage to buildings.
What can hail cause?
200
A thunderstorm is a small storm accompanied by precipitation, lightning, and thunder.
What is a thunderstorm?
300
Isotherms are lines on a weather map joining places with equal temperature.
What are Isotherms?
300
Maritime Tropical air masses form all over the Gulf of Mexico.
Where do Maritime Tropical air masses form?
300
Snow is produced when it falls through cold, dry air.
How is snow produced?
300
Tornadoes form in severe storms when warm, moist air and cool, dry air meet.
How do tornadoes form?
400
People can indicate the weather by reading weather signs on a map, using instruments, or by simple observations.
What are some ways people can indicate the weather?
400
A stationary front forms when two air masses are stuck at a "stand off".
What type of front forms when two types of air masses are in a "stand off"?
400
Rain is the most common type of precipitation.
What is the most common type of precipitation?
400
Hurricanes are tropical cyclones that have winds of 119 kilometers or more per hours.
What are hurricanes?
500
Observation is one way how people predict and analyze weather.
What helps people predict and analyze the weather?
500
Cyclones and Anticyclones are associated with collisions of air masses.
What is associated with collisions of air masses?
500
The common types of precipitation are rain, hail, snow, sleet, and freezing rain.
What are the common types of precipitation?
500
Lightning occurs by discharges of positive and negative charges in clouds.
What causes lightning to occur?
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