Fill in the Blanks PhysicsOnline version Review about Physics concepts by Handy Armenta 1 scientific fields behavior Physics medicine scientific disciplines crucial role studies matter practical applications fundamental time engineering galaxies space phenomena technology force motion subatomic particles industries natural science smallest goal universe energy 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 attract north motion iron Magnetism magnet magnet Opposite the aligned other exerted piece atoms charges north iron each along direction poles piece south 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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