[{"question":"Ak\u00fd tvar m\u00e1 spojka?","answers":["je hrub\u0161ia v strede","je hrub\u0161ia na okrajoch","gule","valca"],"correct":"je hrub\u0161ia v strede","order":"1"},{"question":"Pod\u013ea \u010doho m\u00e1 spojka meno?","answers":["Pod\u013ea toho, \u017ee zmen\u0161uje predmety.","Pod\u013ea toho, \u017ee zv\u00e4\u010d\u0161uje predmety.","Pod\u013ea toho, \u017ee rozpty\u013euje sveteln\u00e9 l\u00fa\u010de do v\u0161etk\u00fdch str\u00e1n.","Pod\u013ea toho, \u017ee s\u00fastre\u010fuje sveteln\u00e9 lu\u010de do jedn\u00e9ho bodu."],"correct":"Pod\u013ea toho, \u017ee s\u00fastre\u010fuje sveteln\u00e9 lu\u010de do jedn\u00e9ho bodu.","order":"2"},{"question":"\u010co je to ohnisko?","answers":["miesto, kde sa l\u00e1mu sveteln\u00e9 l\u00fa\u010de po prechode spojkou","miesto, kde sa pret\u00ednaj\u00fa rovnobe\u017en\u00e9 sveteln\u00e9 l\u00fa\u010de po prechode spojkou","miesto, kde sa rozpty\u013euj\u00fa sveteln\u00e9 l\u00fa\u010de po prechode spojkou","miesto, kde stoj\u00ed spojka"],"correct":"miesto, kde sa pret\u00ednaj\u00fa rovnobe\u017en\u00e9 sveteln\u00e9 l\u00fa\u010de po prechode spojkou","order":"3"},{"question":"Ako ur\u010d\u00edme ohniskov\u00fa vzdialenos\u0165?","answers":["zmer\u00e1me vzdialenos\u0165 spojky a miesta, kde svetlo \u017eiarovky po prechode spojkou vytvor\u00ed najmen\u0161\u00ed kruh na tienidle","zmer\u00e1me vzdialenos\u0165 spojky a miesta kde, svetlo \u017eiarovky po prechode spojkou vytvor\u00ed najv\u00e4\u010d\u0161\u00ed kruh na tienidle","zmer\u00e1me hr\u00fabku spojky v strede","zmer\u00e1me priemer spojky"],"correct":"zmer\u00e1me vzdialenos\u0165 spojky a miesta, kde svetlo \u017eiarovky po prechode spojkou vytvor\u00ed najmen\u0161\u00ed kruh na tienidle","order":"4"},{"question":"V akom porad\u00ed s\u00fa postaven\u00e9 spojka, plame\u0148 svie\u010dky a tienidlo, ke\u010f sk\u00famame, ako zobrazuje spojka?","answers":["tienidlo, plame\u0148 svie\u010dky, spojka","spojka, plame\u0148 svie\u010dky, tienidlo","plame\u0148 svie\u010dky, spojka, tienidlo","spojka, tienidlo, plame\u0148 svie\u010dky"],"correct":"plame\u0148 svie\u010dky, spojka, tienidlo","order":"5"},{"question":"Ak\u00fa vlastnos\u0165 m\u00e1 obraz plame\u0148a vytvoren\u00fd spojkou na tienidle?","answers":["je v\u017edy priamy","je v\u017edy zmen\u0161en\u00fd","je v\u017edy zv\u00e4\u010d\u0161en\u00fd","je v\u017edy prevr\u00e1ten\u00fd dolu hlavou"],"correct":"je v\u017edy prevr\u00e1ten\u00fd dolu hlavou","order":"6"},{"question":"Ak\u00fd obraz plame\u0148a vytvor\u00fd spojka na tienidle, ak je plame\u0148 ve\u013emi bl\u00edzko pri spojke?","answers":["prevr\u00e1ten\u00fd dolu hlavou","nevytvor\u00fd \u017eiadny obraz","zmen\u0161en\u00fd","skuto\u010dn\u00fd"],"correct":"nevytvor\u00fd \u017eiadny obraz","order":"7"},{"question":"\u010co mus\u00edme urobi\u0165, aby sa obraz plame\u0148a vytvoren\u00fd spojkou na tienidle zmen\u0161il?","answers":["pribl\u00ed\u017ei\u0165 plame\u0148 aj tienidlo k spojke","vzdiali\u0165 plame\u0148 aj tienidlo od spojky","vzdiali\u0165 plame\u0148 od spojky a pribl\u00ed\u017ei\u0165 tienidlo k spojke","pribl\u00ed\u017ei\u0165 plame\u0148 k spojke a vzdiali\u0165 tienidlo od spojky"],"correct":"vzdiali\u0165 plame\u0148 od spojky a pribl\u00ed\u017ei\u0165 tienidlo k spojke","order":"8"},{"question":"Kedy obraz plame\u0148a vytvoren\u00fd spojkou naz\u00fdvame neskuto\u010dn\u00fd?","answers":["ke\u010f sa d\u00e1 zachyti\u0165 na tienidle a nevid\u00edme ho pri poh\u013eade cez spojku","ke\u010f sa d\u00e1 zachyti\u0165 na tienidle","v\u017edy","ke\u010f sa ned\u00e1 zachyti\u0165 na tienidle a vid\u00edme ho len pri poh\u013eade cez spojku"],"correct":"ke\u010f sa ned\u00e1 zachyti\u0165 na tienidle a vid\u00edme ho len pri poh\u013eade cez spojku","order":"9"},{"question":"Kedy spojka zobrazuje predmet ako lupa?","answers":["ke\u010f je ve\u013emi bl\u00edzko predemtu","ke\u010f je \u010faleko od predemtu","v\u017edy","lupa nie je spojka"],"correct":"ke\u010f je ve\u013emi bl\u00edzko predemtu","order":"10"}]