Completar Frases PhysicsVersión en línea Review about Physics concepts por Handy Armenta 1 industries smallest technology phenomena scientific fields goal fundamental galaxies medicine force practical applications time crucial role Physics motion energy natural science behavior engineering studies matter space subatomic particles universe scientific disciplines is the that , its and through and , and the related entities of and . Physics is one of the most , and its main is to understand how the behaves . It encompasses a wide range of , from the to the largest . Physics plays a in many other and has in various , including , , and . 2 motion aligned magnet piece poles atoms exerted attract north each north south piece iron Magnetism Opposite charges the iron along magnet other direction force Magnetism is the force by magnets when they or repel each other . is caused by of electric . All magnets have and poles . poles are attracted to other , while the same repel each . When you rub a of a , the - seeking poles of the in the iron line up in the same . The generated by the atoms creates a magnetic field . The of has become a .
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