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Posts tagged water vapor

July 30, 2014

 

A pair of hands hold up puzzle pieces in silhouette of cloudy sky

Floating Clouds

Despite weighing tons, clouds seem to free-float in the air. How do the billowy marvels stay up in the sky?

January 27, 2014

 

Macro view of a single snowflake

Warm Spells And Snow

It may sound paradoxical, but warm spells and flurries often go hand in hand.

May 25, 2012

 

salt_shaker

The Ocean’s Salt Shaker

If salts are constantly washing into rivers, lakes and oceans, why aren't inland lakes salty as well?

February 20, 2012

 

tea cups of all different sizes

Boiling Tea: Mystery Solved!

A listener wrote to A Moment of Science about a fascinating phenomenon she noticed when heating water for tea in a microwave oven...

November 4, 2010

 

A pan with boiling water on the stove

Cooking Question: When Is Water Actually Boiling?

You are heating up water and see bubbles form on the bottom of the pan. Is the water considered to be boiling?

December 20, 2005

 

Chinook Crazy

Doesn't heat rise and aren't mountaintops often damp and cold? Learn more on this Moment of Science.

March 31, 2005

 

Soup’s Ready!

Why does blowing on hot soup help to cool it off? Learn more on this Moment of Science.

July 29, 2004

 

How Clouds Float

Learn how clouds float on this Moment of Science.

March 12, 2004

 

Why Salt Clumps

What causes the salt to get clumpy in the shaker? Find out on this Moment of Science.

February 16, 2004

 

The Invisible Hand

Want to try a neat experiment that shows air pressure at work? "The Invisible Hand" on this Moment of Science.

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