[{"question":"Na \u010do pou\u017e\u00edvali Egyp\u0165ania naklonen\u00fa rovinu?","answers":["na nosenie vody a potrav\u00edn","na v\u00fdrobu kamenn\u00fdch kv\u00e1drov","z nej stavali pyram\u00eddy","\u0165ahali po nej kamenn\u00e9 kv\u00e1dre do v\u00fd\u0161ky"],"correct":"\u0165ahali po nej kamenn\u00e9 kv\u00e1dre do v\u00fd\u0161ky","order":"1"},{"question":"Ak\u00e9 fyzik\u00e1lne veli\u010diny mus\u00edme zmera\u0165 aby sme mohli vypo\u010d\u00edta\u0165 vykonan\u00fa pr\u00e1cu?","answers":["silu a dr\u00e1hu, po ktorej \u0165ah\u00e1me silou","silu a v\u00fd\u0161ku, do ktorej sa dostane teleso","F, W","W,s"],"correct":"silu a dr\u00e1hu, po ktorej \u0165ah\u00e1me silou","order":"2"},{"question":"Z \u010doho sa d\u00e1 vyrobi\u0165 naklonen\u00e1 rovina?","answers":["zo \u0161pag\u00e1tu a podlo\u017eiek","z rovnej dosky a podlo\u017eiek","z dreven\u00e9ho kv\u00e1dra a silomera","zo \u0161pag\u00e1tu a silomera"],"correct":"z rovnej dosky a podlo\u017eiek","order":"3"},{"question":"Ako sa zmen\u00ed sila, ktorou \u0165ah\u00e1me voz\u00edk po naklonenej rovine, ke\u010f zmen\u0161\u00edme sklon naklonenej roviny?","answers":["zv\u00e4\u010d\u0161\u00ed sa","zmen\u0161\u00ed sa","nezmen\u00ed sa","bude v\u00e4\u010d\u0161ia ako Fg"],"correct":"zmen\u0161\u00ed sa","order":"4"},{"question":"Kedy kon\u00e1me men\u0161iu pr\u00e1cu, ke\u010f zdvihneme nalo\u017een\u00fd voz\u00edk do v\u00fd\u0161ky h, alebo ke\u010f ho vy\u0165iahneme po naklonenej rovine do v\u00fd\u0161ky h?","answers":["z\u00e1vis\u00ed to od sklonu roviny","pri \u0165ahan\u00ed po naklonenej rovine do v\u00fd\u0161ky h","v oboch pr\u00edpadoch vykon\u00e1me rovnak\u00fa pr\u00e1cu","pri dv\u00edhan\u00ed do v\u00fd\u0161ky h"],"correct":"v oboch pr\u00edpadoch vykon\u00e1me rovnak\u00fa pr\u00e1cu","order":"5"},{"question":"Vyberte pravdiv\u00e9 tvrdenie.","answers":["Naklonen\u00e1 rovina \u0161etr\u00ed silu, ale nie pr\u00e1cu, lebo \u0165ah\u00e1me po dlh\u0161ej dr\u00e1he.","Naklonen\u00e1 rovina \u0161etr\u00ed sili aj pr\u00e1cu, lebo \u0165ah\u00e1me, nie dv\u00edhame.","Naklonen\u00e1 rovina ne\u0161etr\u00ed sili, ale \u0161etr\u00ed pr\u00e1cu, lebo men\u00edme sklon naklonenej roviny.","Naklonen\u00e1 rovina ne\u0161etr\u00ed silu ani pr\u00e1cu, ale je pre n\u00e1s lep\u0161ie ke\u010f \u0165ah\u00e1me hora, ako ke\u010f dv\u00edhame hore."],"correct":"Naklonen\u00e1 rovina \u0161etr\u00ed silu, ale nie pr\u00e1cu, lebo \u0165ah\u00e1me po dlh\u0161ej dr\u00e1he.","order":"6"},{"question":"Na vrch kopca \u0165ah\u00e1me kamar\u00e1ta na saniach silou F, po dr\u00e1he d. Kopec m\u00e1 v\u00fd\u0161ku h. Ako vypo\u010d\u00edtame pr\u00e1cu W, ktor\u00fa sme vykonali?","answers":["W = F \/ h","W = F \/ d","W = F. h","W = F . d"],"correct":"W = F . d","order":"7"},{"question":"\u010co je to serpent\u00edna?","answers":["skrutka","skr\u00e1ten\u00e1 naklonen\u00e1 rovina","zvlnen\u00e1 naklonen\u00e1 rovina","priama cesta hore kopcom"],"correct":"zvlnen\u00e1 naklonen\u00e1 rovina","order":"8"},{"question":"\u010co nie je naklonen\u00e1 rovina?","answers":["cesta do kopca","skrutka","rampa","z\u00e1kruta"],"correct":"z\u00e1kruta","order":"9"},{"question":"Kedy vykon\u00e1me men\u0161iu pr\u00e1cu, ke\u010f zav\u0155tame skrutku do dreva, alebo ke\u010f ju zat\u013a\u010dieme?","answers":["v oboch pr\u00edpadoch vykon\u00e1me rovnak\u00fa pr\u00e1cu","pri zav\u0155tan\u00ed, lebo je to \u013eah\u0161ie","pri zat\u013a\u010den\u00ed, lebo je to r\u00fdchlej\u0161ie","pri zav\u0155tan\u00ed, aj pri zat\u013a\u010den\u00ed nekon\u00e1me pr\u00e1cu"],"correct":"v oboch pr\u00edpadoch vykon\u00e1me rovnak\u00fa pr\u00e1cu","order":"10"}]