Magnetism is a class of physical phenomena that are mediated by magnetic fields. Electric currents and the magnetic moments of elementary particles give rise to a magnetic field, which acts on other currents and magnetic moments. Magnetism is one aspect of the combined phenomenon of electromagnetism.
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Actually fish can be easily classified because they contain the following characteristics 1)they have a streamed line body which helps them to swim freely in water, 2)they have gills to breathe in water without any problem,3) they have several fins which help them to swim,4) they are cold blooded which helps them to survive in the cold water,
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D, all the above
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these answers are correct
Tbh, i don't know... i just came out to my family about being Nondenominational, but I do believe in god...