Aurora+Borealis

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= __Information of Northern Lights__ =

**Natures own fireworks**
•  If you are outdoors one evening during the winter, look up at the skies. If you're lucky you might see some flashing lights. They look like they are dancing across the dark sky. You are watching the northern lights, a natural movie that people watch many years.

What are Northern Lights?
•  Northern lights are the name of light phenomena often seen in the northern parts of the world, have other name is Aurora Borealis.

What causes them?
 •  Northern lights are from the sun. The sun gives off the plasma; the Earth’s North and South have big attraction so the plasma is attracted to North and South. When the plasma enters Earth’s atmosphere the plasma makes friction with atmosphere. This time the color will come out. These plasma clouds travel through space with speeds from 300 to 1000 kilometers per second.

The formation of the Aurora
•  When the first human looked up at the sky he was scared by the lights. For hundreds of years the Northern Lights has been a "mystery." Over the years, people have developed their own legends. Eskimos say that the Aurora is the soul of the dead or the spirits that guide them to heaven.

Where auroras appear
•  Auroras appear in Alaska in the northern hemisphere, North Canada, Siberia, Greenland and Iceland and on the southern tip of the north coast of Norway. It is mainly in the southern hemisphere near Antarctica.

Changes in the twinkling
•  Auroras have no fixed pattern and colors are not the same. Some auroras are green, white, yellow and blue. Some time it is gorgeous purple. Auroras occur only in cold autumn night and high-latitude regions. The best time to see it is 22:00 to 2:00. Sometimes the light show lasts around 1 hour.

Question
•  What is other name for Northern Light? •  Where you can see the Northern Light? •  Who say the Northern Light is the soul of the dead or the spirits that guide them to heaven. •  What colors is the Northern Light? •  How is Northern Light produce? •  What time is good to see Northern Light? •  Why the plasma will go the North and South? •  Do you can see Northern Light every day? •  What thing is disturbed, when the Northern Light appear? •  Can Northern Light move?

=**The powerpoint:**=