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Earth’s Magnetic Field

Published by Ph.D. DR. ZIXING JIE in Quizzes
May 30, 2009

Do you know it all? Quiz yourself and Learn more! Nothing better than reading out of your boredom!

Magnetosphere: The space surrounding a celestial body, such as the Earth, in which that body’s magnetic field exists.

 

Aurora Borealis: Shifting patterns or coloured light that appear in the night sky in Northern latitudes; caused by collisions between charged particles and molecules in the upper atmosphere.

 

Aurora Australanis: Shifting patterns or coloured light that appear in the night sky in Southern latitudes; caused by collisions between charged particles and molecules in the lower atmosphere.

 

 

Geomagnetic Storm: A cascade of particles sent into space during solar flares and drawn towards Earth by its magnetic field.

 

Magnetic Field: A region of space near a magnet, electric current, or moving charged particle in which a magnetic force acts on any other magnet, electric current, or moving charged particle.

 

Questions

Q. What is a magnetic field?

A. (answers can vary–CHECK DEFINITIONS)

 

Q. How is the Earth’s magnetic field produced?

A. A magnetic field is produced by the movement of material inside the Earth such as melted iron flow in the core and mantle.

 

Q. inside the magneto sphere, what becomes trapped?

A. Inside the magneto sphere, high-energy particles from the Sun become trapped.

 

Q. What is the magneto sphere?

A. The region that is still being pulled by Earth’s magnetic field but is beyond its crust.

 

Q. How are auroras formed?

A. The Sun particles that were trapped in the magneto sphere collide with air from the atmosphere and produce auroras.

 

 

Notes and Information

The region that is still being pulled by Earth’s magnetic field but is beyond its crust is called the magneto sphere.

Earth’s magnetic field is produced by the movement of material inside the Earth such as melted iron flow in the core and mantle.

Inside the magneto sphere, high-energy particles from the Sun become trapped.

The Sun particles that were trapped in the magneto sphere collide with air from the atmosphere and produce auroras.

 

FiND OUT MORE AT: http://hyperphysics.phy-astr.gsu.edu/HBASE/magnetic/magearth.html!

 

 

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1 Comment

  1. Botao
    Posted May 30, 2009 at 3:37 pm

    wow. i didn’t know that. i learned so much! uh thanks!

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