<p>&Tau;&omicron; &sigma;&epsilon;&nu;ά&rho;&iota;&omicron; &alpha;&nu;&alpha;&phi;έ&rho;&epsilon;&tau;&alpha;&iota; &sigma;&tau;&alpha; &mu;&iota;&kappa;&rho;&omicron;&sigma;&kappa;&omicron;&pi;&iota;&kappa;ά &sigma;&omega;&mu;&alpha;&tau;ί&delta;&iota;&alpha; &tau;&eta;&sigmaf; ύ&lambda;&eta;&sigmaf; &kappa;&alpha;&iota; &sigma;&upsilon;&gamma;&kappa;&epsilon;&kappa;&rho;&iota;&mu;έ&nu;&alpha; &sigma;&tau;&alpha; &mu;ό&rho;&iota;&alpha; (<a href="http://ebooks.edu.gr/ebooks/v/html/8547/2190/Fysika_E-Dimotikou_html-empl/index_1.html" style="color:blue; text-decoration:underline">http://ebooks.edu.gr/ebooks/v/html/8547/2190/Fysika_E-Dimotikou_html-empl/index_1.html</a>).</p> <p>&Eta; &pi;&alpha;&iota;&delta;&alpha;&gamma;&omega;&gamma;&iota;&kappa;ή &pi;&rho;&omicron;&sigma;έ&gamma;&gamma;&iota;&sigma;&eta; &epsilon;ί&nu;&alpha;&iota; &gamma;&nu;&omega;&sigma;&tau;&iota;&kappa;ή &kappa;&alpha;&iota; &tau;&omicron; &delta;&iota;&delta;&alpha;&kappa;&tau;&iota;&kappa;ό &mu;&omicron;&nu;&tau;έ&lambda;&omicron; &eta; &delta;&iota;&epsilon;&rho;&epsilon;&upsilon;&nu;&eta;&tau;&iota;&kappa;ή &mu;ά&theta;&eta;&sigma;&eta;. &Tau;&omicron; &theta;έ&mu;&alpha; &mu;&epsilon;&lambda;&epsilon;&tau;ά&tau;&alpha;&iota; &mu;έ&sigma;&omega; &epsilon;&iota;&kappa;&omicron;&nu;&iota;&kappa;&omicron;ύ &pi;&epsilon;&iota;&rho;ά&mu;&alpha;&tau;&omicron;&sigmaf;. &Gamma;&iota;&alpha; &tau;&omicron; &sigma;&kappa;&omicron;&pi;ό &alpha;&upsilon;&tau;ό &alpha;&xi;&iota;&omicron;&pi;&omicron;&iota;&epsilon;ί&tau;&alpha;&iota; &tau;&omicron; &psi;&eta;&phi;&iota;&alpha;&kappa;ό &mu;&alpha;&theta;&eta;&sigma;&iota;&alpha;&kappa;ό &alpha;&nu;&tau;&iota;&kappa;&epsilon;ί&mu;&epsilon;&nu;&omicron; &laquo;&Omicron;&iota; &phi;ά&sigma;&epsilon;&iota;&sigmaf; &tau;&omicron;&upsilon; &nu;&epsilon;&rho;&omicron;ύ&raquo; <a href="http://photodentro.edu.gr/lor/r/8521/6182" style="color:blue; text-decoration:underline">http://photodentro.edu.gr/lor/r/8521/6182</a>, &pi;&omicron;&upsilon; &alpha;&pi;&omicron;&tau;&epsilon;&lambda;&epsilon;ί &delta;&upsilon;&nu;&alpha;&mu;&iota;&kappa;ή &pi;&rho;&omicron;&sigma;&omicron;&mu;&omicron;ί&omega;&sigma;&eta;.</p>