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Auroras: Natures Light Show

Auroras: Natures Light Show. Casey Johnson Science Mr. Shepard. What Are They?. Auroras Can Be Described As Light Phenomenon Combination of light and colors Dance around the sky Also called the Northern Lights. Auroras Are Caused By. Suns Solar Winds Earths Magnetic Field

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Auroras: Natures Light Show

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  1. Auroras: Natures Light Show Casey Johnson Science Mr. Shepard

  2. What Are They? Auroras Can Be Described As • Light Phenomenon • Combination of light and colors • Dance around the sky • Also called the Northern Lights Info: How StuffWorks, www.howstuffworks.com, 1998- 2013 Pic:Austrailas, www.cheifscientist.gov 2013

  3. Auroras Are Caused By • Suns Solar Winds • Earths Magnetic Field • These 2 things have to interact Info: How Stuff Works, www.howstuffworks.com, 1998-2013 Pic: NASA, www.nasa.gov, 2011, Stephane Vetter

  4. How Long Do They Go On??? • They last 15-40 minutes • Reoccur every 2-3 hours Info: Antartic Connection, www.antarcticconnection.com, 1998-2013 Pic:NASA, www.nasa.gov, 2008, Jeffrey R. Haprman

  5. When Are They Most Frequent? Mostly from Late Autumn to Early Spring Usually every year Info: Antartic Connection, www.antarcticconnection.com, 1998-2013

  6. What Damage Can They Do • Cost • No Cost • Damage • Disrupt Radio Communications • Damage Satellites • Disrupt Power Stations/ Power lines Info: Antartic Connection, www.antarcticconnection.com, 1998-2013

  7. Fun Facts • Vikings thought the Auroras where reflections of armor of the Mythical Valkyries • Native Eskimos thought the Auroras where communications from the dead • American Indians thought Auroras where HUGE campfires Info: How Stuff Works, www.howstuffworks.com, 1998- 2013

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