Listening to your favorite radio station involves which area of physics?
a-) optics
b-) thermodynamics
c-) vibrations and wave phenomena
d-) relativity

a.metals can become magnetic if they have many spinning electrons that create magnetic fields.d.only some metals are attracted by magnets; these metals are called ferromagnetic.

d.wrapping an insulated wire around a metal with ferromagnetic properties and applying an electric current.

i just did an experiment like this in my science class. also the answer is yes, it will get separated because they are two opposites meaning if they are opposite they can not attract.

hope this .!

root word, prefixes, and suffixes

the answer is 100. i just did this lesson and got a 100% on it. : )

-fishtank