air mass

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Introduction References & Edit History Related Topics

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Explore what happens when cold and warm air masses collide

source regions of world's principal air masses

For Students

air mass summary

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Battle of the Alamo from "Texas: An Epitome of Texas History from the Filibustering and Revolutionary Eras to the Independence of the Republic, 1897. Texas Revolution, Texas revolt, Texas independence, Texas history.

6 Wars of Independence

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

Easter Procession of Maria Santisima del Sacromonte in Granada, Spain. This statue is known as Virgen de los Gitanos or The Virgin of the Gypsies.

What is Holy Week?

Small, white rat (genus Rattus) on a glass table. (rodent, laboratory, experiment)

Cruel and Unusual Punishments: 15 Types of Torture

Titanic infographic. The 30th anniversary of its discovery is September 1, 2015. SPOTLIGHT VERSION.

Timeline of the Titanic’s Final Hours

Ahura Mazda - relief of the Zoroastrian god Ahura Mazda at the ancient ruins of Persepolis in Iran. Also known as Ormazd Zoroastrianism,

Which Religion Is the Oldest?

Entrants falling and tumbling over while chasing the cheese at the 2016 'Cheese Rolling' held at Cooper's Hill, in the Cotswolds, Brockworth England

7 of the World’s Most Dangerous Festivals

air mass: Related Content

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source regions of world's principal air masses

Explore what happens when cold and warm air masses collide

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Topics

front maritime air mass continental air mass polar air mass equatorial air mass Arctic air mass polar Pacific air mass tropical air mass cold front equatorial front atmospheric pressure weather forecasting weather modification fog cloud frost precipitation dew Can Animals Predict the Weather?Why Is Summer Warmer Than Winter?

Dig Deeper: More Articles That Discuss This Topic

China: The air masses

Key People

Vilhelm Bjerknes

Norwegian meteorologist

Tor Harold Percival Bergeron

Scandinavian meteorologist

Quiz

Lightning over a farm field. Weather electricity thunderstorm light energy tree

Facts You Should Know: Weather Quiz

rain. Child in the rain, wearing a rain coat, under a yellow umbrella. April Showers weather climate rain storm water drops

April Showers to March’s Lions and Lambs

Iceland, Glacier lagoon (Jokulsarlon)

Winter Weather Words Quiz

Umbrella colored like a rainbow sticking out above a sea of black umbrellas while it rains. (storm, weather)

Weather Words Vocabulary Quiz

rain. Child in the rain, wearing a rain coat, under a yellow umbrella. April Showers weather climate rain storm water drops

April Showers to March’s Lions and Lambs