Magnets And Magnetic Fields - Notes Quiz
10 Questions
| Attempts: 182
Magnetism is an aspect of the combined electromagnetic force to automatically identify and track tags attached to objects. How much do you know about magnets and magnetic fields? Find out what you know in relation to attraction and repelling.
Questions and Answers
- 1.The word magnet originates from the ancient Greek city of:
- 2.____________________ is an area of influence that attracts or repels other magnets, iron and other metals, or electric charges.
- 3.Magnetic force strength _______ with distance like the electric force.
- 4.Magnetic field lines start from the ________ and are strongest at the poles.
- 5.The earth's __________________ is generated from the iron core rotating slightly faster than the mantle.
- 6._____________ ______ is located about 81 degrees north of the equator.
- 7.___________ ______ is located 90 degrees north of the equator/
- 8.Geographic north is actually magnetic ________________ - since the north tip of a magnet is attracted to it and opposites attract!
- 9.Magnetic ______________ refers to a region with a very large number of unpaired electrons.
- 10.Ferromagnetic materials can be temporarily magnetized if placed in a _______________ __________.
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