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Amazing Volcano Photo Reveals Shock Wave (Pic from the ISS/Nasa)
LiveScience.com on Yahoo ^ | 6/22/09

Posted on 06/22/2009 9:04:14 AM PDT by NormsRevenge

An amazing new picture from space reveals a volcanic eruption in its earliest stage, with a huge plume of ash and steam billowing skyward and creating a shock wave in the atmosphere.

Sarychev Peak on Matua Island is one of the most active volcanoes in the Kuril Island chain, northeast of Japan.

The new photo was taken June 12 from the International Space Station. NASA says volcano researchers are excited about the picture "because it captures several phenomena that occur during the earliest stages of an explosive volcanic eruption."

The main plume appears to be a combination of brown ash and white steam, according to a NASA statement. The vigorously rising plume gives the steam a bubble-like appearance

The surrounding atmosphere has been shoved up by the shock wave of the eruption, scientists said.

Volcano plumes are so chaotic that they produce lightning, as revealed in pictures for the first time earlier this year.

The smooth white cloud on top may be water condensation that resulted from rapid rising and cooling of the air mass above the ash column. This cloud is probably a transient feature, scientists say, with the eruption plume is starting to punch through. The cloud casts a dark shadow to the northwest of the island.

Often, winds high in the atmosphere sheer a volcano's plume and flatten it out. That didn't happen with this one.

(Excerpt) Read more at news.yahoo.com ...


TOPICS: Chit/Chat; Science
KEYWORDS: amazing; catastrophism; reveals; shockwave; volcano
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To: NormsRevenge

Well, there goes this year’s carbon sequestration.


21 posted on 06/22/2009 10:35:35 AM PDT by VeniVidiVici (Gasoline has gone up 60% since the Osama inauguration.)
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To: Eagle Eye

“Steam is NOT an ideal gas!!!”

- old Mech. Engineering Professor

:)


22 posted on 06/22/2009 10:49:25 AM PDT by Palmetto
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To: Palmetto

Obviously I was part of the precipitate instead of part of the solution.

Ok...ok...nuff with the lame science jokes!


23 posted on 06/22/2009 12:07:51 PM PDT by Eagle Eye (When they came for GM I did nothing because I was not a car dealer....)
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To: 1rudeboy
In answer to that question, the cloud shape made me go for this bloke. ;-)

24 posted on 06/22/2009 12:29:04 PM PDT by NormsRevenge (Semper Fi ... Godspeed.)
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To: 75thOVI; aimhigh; Alice in Wonderland; AndrewC; aragorn; aristotleman; Avoiding_Sulla; BBell; ...
 
Catastrophism
· join · view topics · view or post blog · bookmark · post new topic ·

25 posted on 06/22/2009 1:38:03 PM PDT by SunkenCiv (https://secure.freerepublic.com/donate/__Since Jan 3, 2004__Profile updated Monday, January 12, 2009)
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