[{"question":"Ako je presne definovan\u00fd zvuk?","answers":["\u0161\u00edrenie vzduchu","kr\u00fa\u017eenie vzduchu","kmitanie vzduchu","pohyb vzduchu"],"correct":"kmitanie vzduchu","order":"1"},{"question":"\u010co je zdrojom zvuku?","answers":["pevn\u00e9 teleso","pru\u017en\u00e9 teleso","ak\u00e9ko\u013evek pevn\u00e9 teleso, ktor\u00e9 je v pohybe","pru\u017en\u00e9 teleso, ktor\u00e9 kmit\u00e1"],"correct":"pru\u017en\u00e9 teleso, ktor\u00e9 kmit\u00e1","order":"2"},{"question":"\u010co mus\u00edme bezpodmiene\u010dne ma\u0165, aby sme vn\u00edmali kmitanie ako zvuk?","answers":["bubienok","bubn\u00ed\u010dek","bubninku","bublinku"],"correct":"bubienok","order":"3"},{"question":"Ako sa naz\u00fdva veli\u010dina, ktor\u00e1 ud\u00e1va po\u010det kmitov za sekundu?","answers":["peri\u00f3da","frekvencia","kmitoncia","kmit\u00f3nia"],"correct":"frekvencia","order":"4"},{"question":"Ak\u00e1 je jednotka veli\u010diny z predch\u00e1dzaj\u00faceho pr\u00edkladu?","answers":["hertz","sekunda","amp\u00e9r","hodina"],"correct":"hertz","order":"5"},{"question":"Ak\u00fd rozmer m\u00e1 jednotka tejto veli\u010diny?","answers":["s","s-1","s-2","m\/s"],"correct":"s-1","order":"6"},{"question":"Ak\u00e1 je pribli\u017en\u00e1 r\u00fdchlos\u0165 \u0161\u00edrenia zvuku vo vzduchu?","answers":["340 m\/s","340 km\/s","340 km\/hod","340 m\/hod"],"correct":"340 m\/s","order":"7"},{"question":"Ako naz\u00fdvame zvuk s frekvenciou v\u00e4\u010d\u0161ou ako je schopn\u00e9 zachyti\u0165 \u013eudsk\u00e9 ucho?","answers":["podzvuk","nadzvuk","infrazvuk","ultrazvuk"],"correct":"ultrazvuk","order":"8"},{"question":"Zvuk v ak\u00fdch frekvenci\u00e1ch je \u010dlovek schopn\u00fd vn\u00edma\u0165?","answers":["20 - 20 000","200 - 20 000","2 - 20 000","20 - 200 000"],"correct":"20 - 20 000","order":"9"},{"question":"Ako naz\u00fdvame zvuk s frekvenciou men\u0161ou ako je schopn\u00e9 zachyti\u0165 \u013eudsk\u00e9 ucho?","answers":["podzvuk","nadzvuk","infrazvuk","ultrazvuk"],"correct":"infrazvuk","order":"10"}]