Auroras
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The Aurora Borealis
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The Aurora Borealis
[1]
Salten, orwayNorthern Lights
Aurora Australis or Southern lights
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Slide 3
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Content
1. Introduction Facts 2. Formation Process3. Features 4. Conclusions 5. References
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Introduction
Facts
Atmosphere
Nitrogen Oxygen
ArgonRare gases Carbon dioxide and
Earth’s Magnetic Field
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Slide 5
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Introduction
Facts
Charged particles
[4]Solar Wind and Magnetosphere
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Slide 6
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Formation process
[5]
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[6]
Slide 7
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Features
Height
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Slide 8
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Features
Colors
[7]Oxygen Nitrogen
red and green-yellow light blue light
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Slide 9
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Features
Solar Connection Sunspot
Graphfrom the Roald Amundsen Center for Arctic Research, University of Tromsø, orway
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Slide 10
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Conclusions
Auroras havefascinated observers for centuries but little is known about their origin
The Auroras are spectacular to watch and they are actually a manifestation of the space weather
The Sun is the sourceof the auroras, the auroras are the only visible evidence we have that the Sun and Earth are a system which is connected by more than just gravity and sunlight
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