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There are 9 videos in this category and 4 videos in 1 subcategory.
Category Videos
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Not Right For WatchKnowLearn
Ages: 12 - 18
976 Views:
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What is the magnetosphere? Michael Hesse - NASA Goddard Space Flight Center explains that the magnetosphere is the Earth’s magnetic pull related to the particles coming from the Sun that compress the magnetosphere with accelerated particles changing ...and the solar wind. Michael Hesse studies these though mathematics and computer simulations.
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June 30, 2009 at 01:00 PM
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Not Right For WatchKnowLearn
Ages: 10 - 18
912 Views:
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Study of the question Are the magnetic poles reversing?" Ian McCrea, Rutherford Appleton Laboratory. Using magnetic models, scientist study the million plus year cycle of the pole reversal. RUn time 03:31.
June 30, 2009 at 01:00 PM
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Not Right For WatchKnowLearn
Ages: 7 - 15
2140 Views:
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Origin of Earth's magnetic field, new discoveries and new concepts, published in world-class scientific literature and explained here. Run time 09:34.
July 12, 2009 at 05:18 PM
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Not Right For WatchKnowLearn
Ages: 12 - 18
931 Views:
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Part I in the discussion What is the interaction between Earth's core and the magnetic field? Therese Moretto Jorgensen – National Science Foundation reports involvement in a satellite project studying the magnetic field around the Earth and it’s rel...ationship with the Sun. Specifically studying how this affects the aurora. Run time 03:38.
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June 30, 2009 at 01:00 PM
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Not Right For WatchKnowLearn
Ages: 12 - 18
925 Views:
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David Murr of Dartmouth College explains why study the magnetosphere at the Poles: the closer to the pole, the closer you are to the outer boundaries of the Earth. In doing this, he also sees the connection between the people and the land. Run time 0...2:47.
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June 30, 2009 at 01:00 PM
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Not Right For WatchKnowLearn
Ages: 12 - 18
912 Views:
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Part 3 in the discussion on What are the interactions between the magnetosphere and Earth's magnetic fields? Gabby Provan – Leicester is specifically studying how this affects the aurora through observation and radar data. Run time 02:49.
June 30, 2009 at 01:00 PM
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Not Right For WatchKnowLearn
Ages: 12 - 18
957 Views:
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The discussion Why study the magnetosphere at the poles? is continued by Shin-ichiro Oyama – STEL, Nagoya who notes that there are more dramatic changes at the poles, e.g., the aurora. He is intrigued by the many things still to be explored and the b...eauty of the Northern climate. Run time 01:23.
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June 30, 2009 at 01:00 PM
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The following are unrated. Please help by rating them!
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Not Right For WatchKnowLearn
Ages: 14 - 18
949 Views:
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Magnets
From learner.org, produced by California Institute of Technology
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William Gilbert, personal physician by appointment to her Majesty Queen Elizabeth I of England, discovered that the earth behaves like a giant magnet. Magnetism as a natural phenomenon, the behavior of magnetic materials, and the motion of charged pa...rticles in a magnetic field.
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March 22, 2010 at 11:03 PM
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Not Right For WatchKnowLearn
Ages: 14 - 18
890 Views:
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Magnetic Fields
From learner.org, produced by California Institute of Technology
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All magnetic fields can be thought to be produced by electric currents. The relationship between a current and the magnetic field it produces is a little peculiar geometrically, and takes some getting used to. The law of Biot and Sarvart, the force b...etween electric currents, and Ampere's law.
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March 22, 2010 at 11:04 PM
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