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Aurora Borealis and Aurora Australis

The Aurora Borealis and the Aurora Australis, sometimes called The Northern and Southern Lights, are natural light displays in the sky, usually observed at night, particularly in the polar regions. Auroras are most visible closer to the Poles due to the longer periods of darkness and the magnetic field.

689 Questions

Where can Aurora Borealis be seen?

The Aurora Borealis is a display of colored lights in the sky, also called northern lights, caused by the interaction of particles from the sun with the upper atmosphere near the North Pole. A similar display, called the Aurora Australis, occurs in the atmosphere above the South Pole.

Does the Aurora borealis influence compass needles?

Scientists observed disruption of a the magnetic needle of a compass by the electromagnetic interference by Aurora Borealis which reflected perfect direction that coincided with the view of the phenomena. It was concluded this would only happen if electric currents were setting from south to north in the earth under the needle, or from north to south in space above it.

How do electrons cause an Aurora?

An Aurora Australis or an Aurora Borealis occurs when streams of particles from the sun's solar winds hit the earth's atmosphere at an angle (as can only happen at the poles). These particles interact with the edges of the earth's magnetic field and when they collide with the gases in the ionosphere, the particles glow creating curtains of blue, green and magenta. An aurora is sometimes accompanied by a crackling sound.

What conditions need to be just right to have the chance to see the Aurora Borealis?

To have a chance to see the Aurora Borealis, also known as the Northern Lights, you need dark, clear skies away from light pollution. It is best to be in high-latitude regions around the magnetic poles during the winter months when geomagnetic activity is higher. Additionally, increased solar activity, such as a solar storm, can also enhance the visibility of the Northern Lights.

Why does Antarctica get northern lights?

Antarctica does not get the "Northern Lights (Aurora Borealis)", being at the South Pole, it gets the "Southern Lights" or the Aurora Australis. The source of both the Aurora Australis and Aurora Borealis is the sun. A stream of particles known as the "Solar Wind" spills around the edges of the Earth's magnetic sphere and, when it collides with gases in the ionosphere, the particles glow very spectacularly.

Which countries do the northern lights occur?

these lights occur in Mexico sometimes they happen in some parts of the united states of America

And don't forget CANADA!

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Hear Hear! They don't occur IN ANY country, but are seen FROM countries, ships at sea or aircraft, all at high latitudes North and South. They occur in the upper atmosphere right round the Earth around the Magnetic Poles.

What city is there a monument to the northern lights?

There is a monument to the northern lights in Utsjoki, Finland. The "Aurora Tower" is a structure that pays tribute to the natural phenomenon of the northern lights and provides a platform for viewing them in the Arctic region.

Is the Aurora Borealis typically strongest near the equator?

No, the Aurora Borealis, also known as the Northern Lights, is typically strongest near the North and South Poles, far from the equator. This natural light display is caused by solar particles interacting with the Earth's magnetic field closer to the poles where the magnetic field is strongest.

Does the magnetic field influence wind?

The Earth's magnetic field does not have a direct influence on wind patterns. Wind is primarily driven by pressure differences in the atmosphere, the Earth's rotation, and other factors such as temperature gradients and the geography of the area. However, the magnetic field does play a role in space weather and affecting the behavior of charged particles in the atmosphere.

Does Venus's have Auroras?

planet like venus which has no magnetic field, have very irregular aurora.. unlike Earth, Jupiter, or Saturn, which have an intrinsic magnetic dipole field, have aurora in the shape of oval shaped crowns of light on both hemispheres. When the magnetic field of a planet is not aligned with the rotational axis, we get a very distorted auroral oval which might be near the equator, like on Uranus and Neptune. Some of the larger moons of the outer planets are also big enough to have an atmosphere, and some have a magnetic field. They are usually protected from the solar wind by the magnetosphere of the planet that they orbit, but since that magnetosphere also contains energetic particles, some of these moons also have aurorae.

Are the northern lights harmful to us?

No, the northern lights are not harmful to humans. They occur high up in Earth's atmosphere and do not pose any direct danger to people on the ground. In fact, they are a beautiful natural phenomenon that many people travel to see.

How long does the Aurora Borealis last?

Usually about 1 hour to 2 hours. A very faint Aurora lasts only a few minutes. Some auroras which are very strong, a.k.a. "aurora storms" last for days, fading away and returning. It all depends on our sun's activity.

What causes an Aurora?

Auroras are caused by the interaction of charged particles from the sun with the Earth's magnetic field and atmosphere. When these particles collide with atoms in the atmosphere, they produce light, creating the colorful displays known as auroras.

What is the difference between a Aurora borealis and a Aurora australis?

The Aurora Borealis is in the northen hemisphere at the north pole. However the Aurora Australis is in the southern hemisphere at the south pole. That is the only difference in them; they are both formed in the same way.

They are both polar lights. One is the Aurora Borealis, the northern lights and the Aurora Australis, the southern lights. They are on the different poles on the earth, other than that, they are the same.

Borealis is near the North Pole.

Australis is near the South pole.

The Aurora Borealis is at the north magnetic pole: the Aurora Australis is at the south magnetic pole. That's the only difference.

They are both really the same thing but are visible from different places in the world. The aurora borealis can be seen in Northern England and in Scotland sometime, normally in summer and spring. The aurora austalis can be seen from places like Australia and New Zealand. Another difference is that the aurora borealis are brighter that the aurora austalis

When and where can you see the northern lights in aberdeen Scotland?

The northern lights can sometimes be seen in Aberdeen, Scotland during periods of high solar activity. The best time to see them is during the winter months when nights are longer and darker. To improve your chances, try to find a place away from city lights with a clear view to the north.

What is Aurora borealis?

Aurora Borealis which is also known as "Northern Lights" because it is seen mainly and clearly in the Northern Hemisphere, is a band of light of red and green, seen in the sky at night or by sun set near the North Pole.

The Aurora is caused when winds of electrically charged solar particles and flares from sun spots erupts from the suns surface and sends out billions of tons of electrified gas and radiations into the the solar system which on meeting the Earths upper atmosphere and penetrating mostly through the polar skies causes beautiful displays when the sun is below the horizon.

This green and yellow-green light and sometimes including shades of red mingling with the soft color of twilight are observed most during the winter when a long polar night is observed where the sun refuses to rise above the horizon for some time.

At what time of year can you see the Northern Lights in Maine?

The Northern Lights can be seen in Maine from September to March, with the peak viewing months typically being from December to February. The best chances of seeing the Northern Lights in Maine are during clear, dark nights away from light pollution.

How can you make a 3D model of Alaska's Northern Lights?

depends on how realistic you want to get, 1)wire, cotton Balls, Spray paint. or 2) a fish tank of water (10 gal plus) cloud the water and shine a light through the tank at say 45* angle. or a laser pointer moving side to side. might get the desired effect. I lived up North at the Peace River for over 4 years and would often sit in my car and watch the Northern Lights dance across the sky. I still can't get over the beauty of it. I suggest you use shards (uneven pieces of colored plexiglass or colored shards of mirrors) each piece glued (with glass glue) at uneven angles length-wise and put a strobe light affect behind them giving them a vision of colors dancing into each other. Or use the above and a colored multi-colored strobe light behind clear shards of plexiglass of glass. P.S. Shards are uneven pieces of plexiglass or glass with semi-sharp edges.

Are the Northern Lights in the Mesosphere?

The Thermosphere is one of the five principal layers of the atmosphere determined by temperature. The Auroras are formed in the Ionosphere, which is a parallel atmosphere layer so called because it is ionised by solar radiation. The Ionosphere usually overlaps both the Exosphere and the Thermosphere.

Troposphere: 6 - 20 km above the surface of the earth - commercial jet aircraft.

Stratosphere: 20 - 50 km - weather balloons.

Mesosphere: 50 - 85 km - meteors.

Thermosphere: 85 - 690 km - Auroras, Space Shuttle.

Exosphere: 690 - 10,000 km - atmosphere is so thin that particles hardly ever come together.

What is auroral energy?

Solar wind,ejected from the sunspots are high-energy particles which interact with the earth's magnetic field to form VAN ALLEN radiation belts.These particle eventually move towords the earth's magnetic poles where they collide with molecules in the atmosphere and radiates energy in the form of coloured lights known as auroral lights.

Where is the novel northern lights set?

The novel "Northern Lights" by Philip Pullman is set in a parallel universe that resembles our world but has some key differences. The story follows the adventures of a young girl named Lyra Belacqua as she travels through this fantastical world.

In which city could you view the Aurora Borealis?

Possibly, Reykjavik, Iceland, or Oslo Norway, or Churhill, Manitobe, Canada.

The words 'Aurora Borealis' is Latin for Northern Lighhs/ The Corresponding word, for the Southerm Lights, are ' Aurora Australis'. Yes!!!! There are Southern Lights.

What are the answers for teenbiz 3000 when the sky turns red and green?

A. In October 2011, the colorful lights of an aurora borealis were witnessed by people living in some southern U.S. states, which is highly unusual

A.It will likely be a long time before another aurora borealis will be visible to people living in the U.S. southern states.

D.RESERVED D.The natural processes that produce auroras

A. A photographer in Arkansas who captured images of the October 2011 aurora borealis usually spends his time chasing tornadoes.

C. Confront

C.What are some of the factors that can cause storms to develop on the sun?

B.Inform readers about a natural phenomenon that surprised scientists and people by occurring much farther south than usua