Magnetism Question Preview (ID: 9251)


Review Of Magnetism Before Test. TEACHERS: click here for quick copy question ID numbers.

Located in the center of the earth
a) Permanent magnet
b)
c) Both
d) Electromagnet

Can be found in a motor
a) Both
b)
c) Permanent
d) Electromagnet

Electrons are aligned and all spin in the same direction
a) Both
b)
c) Permanent magnet
d) Electromagnet

Can be made of iron, steel, nickel or cobalt
a) Both
b)
c) Electromagnet
d) Permanent

Usually found in a simple compass
a) Permanent
b)
c) Both
d) Electromagnet

Can incree the strength of it by adding more wire coils or increasing the power supply
a) Electromagnet
b)
c) Permanent
d) Both

Can be turned on or off
a) Electromagnet
b)
c) Both
d) Permanent

Has a magnetic field
a) Both
b)
c) Electromagnet
d) Permanent

Has a power source
a) Electromagnet
b) Permanent
c) Both
d)

Opposite poles will attract
a) Both
b) Electromagnet
c) Permanent
d)

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