1. Magnetism is produced as electrons ------------ on their own axes while rotating about the nuclei of atoms.
2. In a permanent magnet, atoms in certain areas called ___________ are aligned.
3. Unlike magnetic poles ___________ each other, while like magnetic poles each other.
4. A magnetic field is made of invisible lines of __________, the direction of which is from the _____________ pole to the _____________ pole of a magnet.
5. A magnet is said to be ______when all its domains have been aligned.
6. A magnetic material is one that is ________to a magnet and can be ________into a magnet.
7. Three metallic elements that are highly magnetic are ______ ,_____, and ________.
8. A material has a high _______________when it is able to keep its magnetic-domain alignment for a long time.
9. The ____________of a material is its ability to conduct magnetic lines of force, as compared to air's ability.
10. Permanent magnets are used in products such as _____________, _______________, _____________, and _____________.
11. Magnetizing an object by putting it in the magnetic field of a permanent magnet is called _____________.
12. Permanent magnets are made with a ___________.
13. Demagnetization is sometimes called _____________.
2. In a permanent magnet, atoms in certain areas called ___________ are aligned.
3. Unlike magnetic poles ___________ each other, while like magnetic poles each other.
4. A magnetic field is made of invisible lines of __________, the direction of which is from the _____________ pole to the _____________ pole of a magnet.
5. A magnet is said to be ______when all its domains have been aligned.
6. A magnetic material is one that is ________to a magnet and can be ________into a magnet.
7. Three metallic elements that are highly magnetic are ______ ,_____, and ________.
8. A material has a high _______________when it is able to keep its magnetic-domain alignment for a long time.
9. The ____________of a material is its ability to conduct magnetic lines of force, as compared to air's ability.
10. Permanent magnets are used in products such as _____________, _______________, _____________, and _____________.
11. Magnetizing an object by putting it in the magnetic field of a permanent magnet is called _____________.
12. Permanent magnets are made with a ___________.
13. Demagnetization is sometimes called _____________.