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Structure of the Sun

There are 12 videos in this category and 0 videos in 0 subcategories.

Category Videos
Not Right For WatchKnowLearn
Ages: 12 - 18
2554 Views:
Sun's Magnetic Reversal
From YouTube, produced by Stanford University
The sun's polarity is getting closer to flipping. The star's northern hemisphere's polarity has already reversed, and the southern hemisphere should follow suit soon, scientists say. Every 11 years or so, the two hemispheres of the sun reverse their ... [more]
November 12, 2013 at 05:55 PM
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Not Right For WatchKnowLearn
Ages: 14 - 18
2487 Views:
How the Sun Works
From YouTube, produced by Learning4Mastery.Com
Join award winning teacher Jonathan Bergmann as he interactively teaches Astronomy: How the Sun Works.  The focus of this lesson is the balance between the sun's internal forces, a hydrostatic equilibrium between a force that prevents the sun from co... [more]
February 27, 2012 at 05:42 PM
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Not Right For WatchKnowLearn
Ages: 8 - 18
1947 Views:
NASA | Gradient Sun
From YouTube, produced by NASA
Watching a particularly beautiful movie of the sun helps show how the lines between science and art can sometimes blur. But there is more to the connection between the two disciplines: science and art techniques are often quite similar, indeed one ma... [more]
October 22, 2012 at 07:43 PM
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Not Right For WatchKnowLearn
Ages: 13 - 18
1708 Views:
NASA | STEREO Solar Conjunction
From YouTube, produced by NASA
Since February 2011, the two spacecraft of NASA's the Solar Terrestrial Relations Observatory or STEREO mission have been providing scientists with unprecedented views of the far side of the sun.  The spacecraft travel at different speeds. This mea... [more]
July 3, 2014 at 04:07 PM
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Not Right For WatchKnowLearn
Ages: 10 - 18
2643 Views:
Solar Blast
From YouTube, produced by National Geographic
Powerful blasts from the sun have the power to fry satellites, crash ATM's, and even strand airplanes in the sky. Learn more about the phenomenon known as solar blasts. (02:40)
July 9, 2009 at 06:55 PM
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Not Right For WatchKnowLearn
Ages: 11 - 18
1991 Views:
Solar Spotting
From YouTube, produced by Science Friday
Using the Swedish Solar Telescope, a ground-based observatory, Goran Scharmer and colleagues probe the penumbra--that's the stringy structure around the perimeter of the dark part of the sunspot. The images give scientists new insight into how that s... [more]
December 26, 2011 at 11:41 PM
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Not Right For WatchKnowLearn
Ages: 9 - 18
3428 Views:
Exploring the Sun
From YouTube, produced by NASAConnect
NASA Connect segment exploring the basic properties of the sun and its composition. The segment explains what sun spots are and how they effect the solar system. (03:27)
July 13, 2010 at 09:20 PM
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Not Right For WatchKnowLearn
Ages: 10 - 18
2050 Views:
Catching Solar Waves
From YouTube, produced by NASA Goddard Space Flight Center
Kelvin-Helmholtz instabilities occur when two fluids of different densities or different speeds flow by each other. In the case of ocean waves, that's the dense water and the lighter air. As they flow past each other, slight ripples can be quickly am... [more]
June 8, 2011 at 11:49 PM
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Not Right For WatchKnowLearn
Ages: 8 - 18
954 Views:
NASA | Active Region on the Sun Emits Another Flare
From YouTube, produced by NASA
The sun emitted a significant solar flare on Oct. 22, 2012, peaking at 11:17 p.m. EDT. The flare came from an active region on the left side of the sun that has been numbered AR 1598, which has already been the source of a number of weaker flares. (0... [more]
October 23, 2012 at 08:05 PM
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Not Right For WatchKnowLearn
Ages: 10 - 18
1355 Views:
Activity on the Surface of the Sun
From YouTube
This is actual silent footage from Japan's Hinode (Solar-B) spacecraft which took this video. Very brief, 26-second video clip. (00:26)
July 18, 2009 at 01:33 PM
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