[{"question":"Kedy m\u00e1 teleso Ep v gravita\u010dnom poli Zeme?","answers":["ke\u010f je na zemi","ke\u010f je v ur\u010ditej v\u00fd\u0161ke nad zemou","ke\u010f sa pohybuje","ke\u010f kon\u00e1 pr\u00e1cu"],"correct":"ke\u010f je v ur\u010ditej v\u00fd\u0161ke nad zemou","order":"1"},{"question":"Ak\u00e9 teles\u00e1 maj\u00fa Ep v magnetickom poli?","answers":["kovov\u00e9","dreven\u00e9","plastov\u00e9","z feromagnetickej l\u00e1tky"],"correct":"z feromagnetickej l\u00e1tky","order":"2"},{"question":"Ak\u00e9 teles\u00e1 maj\u00fa Ep pru\u017enosti?","answers":["v\u0161etky","kovov\u00e9","z pru\u017en\u00fdch materi\u00e1lov","\u017eiadne"],"correct":"z pru\u017en\u00fdch materi\u00e1lov","order":"3"},{"question":"m = 50 kg, h = 20 m, Ep = ?","answers":["10 000J","1000J","100kJ","10 000 W"],"correct":"10 000J","order":"4"},{"question":"m = 5 kg, Ep = 40J, h = ?","answers":["8 m","800cm","0,8 m","80 mm"],"correct":"0,8 m","order":"5"},{"question":"Kedy m\u00e1 teleso v gravita\u010dnom poli zeme Ep = 0 ?","answers":["v ur\u010ditej v\u00fd\u0161ke","v pohybe","na zemi","nikdy"],"correct":"na zemi","order":"6"},{"question":"V ak\u00fdch jednotk\u00e1ch ud\u00e1vame Ep?","answers":["kilogramoch","pascaloch","newtonoch","jouloch"],"correct":"jouloch","order":"7"},{"question":"m = 12 kg, h = 2 m, W = ?","answers":["240 J","2,4 kJ","24 J","240 W"],"correct":"240 J","order":"8"},{"question":"F = 200 N, h = 10 m, Ep = ?","answers":["200 J","2 kJ","20 kJ","2 MJ"],"correct":"2 kJ","order":"9"},{"question":"h = 20 m, Ep = 10 kJ, m = ?","answers":["0,5 kg","5 kg","50 kg","500 kg"],"correct":"50 kg","order":"10"}]