Science Chapter 1 test 6th grade

The area of a magnet where the magnetic field is strongest is the :

Magnetic Pole
The negatively charged particles within an atom is a :

electron
An example of a ferromagnetic material :

iron
A compass works because it ' s magnetic needle :

spins freely
A stream of electrically charged particles flowing from the sun is called the :

solar wind
What maps out the magnetic field around a magnet ?

Magnetic field lines
In an atom protons and what are located in the nucleus ?

neutrons
A material like iron that has strong magnetic properties is a what ?

Ferromagnetic material
A material that keeps it's magnetism for a long time is a :

permanent magnet
The region of earth 's shaped by the solar wind is a what ?

magnetosphere
Describe the structure of an atom :

The structure of an atom contains neutrons and positively charged protons in it's nucleus . Negetivley charged electrons move randomly throughout the atom .
How can a material become a magnet ?

A material can become a magnet by by placing an unmagnetized ferromagnetic material in a strong magnetic field or by rubbing the material with one pole of a magnet .
How does Earth act like a magnet ?

Earth has a magnetic field around it with 2 magnetic poles .
What is a aurora ?

An aurora is a glowing region in the atmosphere .
How is a aurora produced ?

A aurora is produced by high speed charged particles from the sun when they hit Earth ' s surface .

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Science Chapter 1 test 6th grade

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9/7/2015, 5:48:54 PM

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