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There are 17 videos in this category and 62 videos in 8 subcategories.
Category Videos
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Not Right For WatchKnowLearn
Ages: 6 - 18
971 Views:
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This five minute video gives details about the sun and statistics that could add to the study of the solar system. For example: The sun’s immense size results in a powerful gravitational force that holds 8 planets, more than 200 moons, and countless ...other celestial bodies in orbit. The
sun is more than 4.5 billion years old and has no solid surface. The sun’s surface is comprised of gases : hydrogen, helium, oxygen, and
carbon.
[more]
September 20, 2011 at 11:01 PM
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Not Right For WatchKnowLearn
Ages: 14 - 18
544 Views:
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Join award winning teacher Jonathan Bergmann as he interactively teaches Astronomy: The Sun: Size and Structure. This lesson focuses on the properties of the sun. ( 9:27)
February 27, 2012 at 05:33 PM
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Not Right For WatchKnowLearn
Ages: 11 - 18
7 Views:
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During the course of the video, the sun subtly increases and decreases in apparent size. This is because the distance between the SDO spacecraft and the sun varies over time. The image is, however, remarkably consistent and stable despite the fact th...at SDO orbits the Earth at 6,876 miles per hour and the Earth orbits the sun at 67,062 miles per hour. (05:04)
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May 11, 2013 at 09:21 AM
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Not Right For WatchKnowLearn
Ages: 3 - 12
2079 Views:
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This short, catchy, well-produced song uses great animations to help describe the features of the sun, made of hydrogen and helium. Song is meant for younger children but some vocabulary words are large for extremely young children. (2:41)
March 27, 2010 at 01:00 PM
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Not Right For WatchKnowLearn
Ages: 10 - 18
1336 Views:
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Scientists from NASA use 3-D images taken from spacecraft to tell the story of the sun. Run time 23 minutes.
April 24, 2010 at 01:22 PM
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Not Right For WatchKnowLearn
Ages: 14 - 18
1026 Views:
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Our Sun won't last forever. Dr. Carolyn Brinkworth explains the ramifications for our home planet in this "Ask an Astronomer" video. Dr. Brinkworth explores a difficult topic to think about when she talks about what could happen to the earth without... the sun. Accompanied by animation.
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December 11, 2009 at 10:14 PM
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Not Right For WatchKnowLearn
Ages: 10 - 18
1265 Views:
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Our Sun is an ordinary star — just one of billions of stars in our galaxy alone. However, as our own star, the Sun holds special status for us and is essential to our existence. The Sun's gravity holds the solar system together, and nuclear fusion wi...thin the Sun supplies the energy for life on Earth. Without the Sun, Earth would be a drastically different place. In this video segment adapted from NASA, learn some basic facts about our Sun. Run time 01:28.
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September 5, 2010 at 10:05 PM
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Not Right For WatchKnowLearn
Ages: 11 - 18
1026 Views:
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The Sun — Earth's main source of energy — appears to shine at a constant rate. However, the Sun's magnetic field is actually constantly changing, and this affects its energy output. These variations cause effects that extend throughout the solar syst...em. In this video segment adapted from NOVA, learn about some of the effects that solar activity may have on Earth. Closed captioning included. Run time 02:20.
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November 3, 2010 at 09:02 PM
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Not Right For WatchKnowLearn
Ages: 8 - 18
420 Views:
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Our Sun is an ordinary star — just one of billions of stars in our galaxy alone. However, as our own star, the Sun holds special status for us and is essential to our existence. The Sun's gravity holds the solar system together, and nuclear fusion wi...thin the Sun supplies the energy for life on Earth. Without the Sun, Earth would be a drastically different place. In this video segment adapted from NASA, learn some basic facts about our Sun. (1:28)
[more]
April 20, 2012 at 12:02 AM
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Not Right For WatchKnowLearn
Ages: 16 - 18
235 Views:
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The Sun is constantly broadcasting information about its activity in the form of light waves. This video has great animations to explain how the earth's magnetic field protects us from the sun's energy (02:06).
September 20, 2012 at 09:09 PM
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