[{"question":"Vyber pr\u00edklad, kde doch\u00e1dza k v\u00fdmene tepla medzi teplej\u0161\u00edm a chladnej\u0161\u00edm telesom.","answers":["sneh chr\u00e1ni p\u00f4du ped mrazom","tepl\u00fd vzduch st\u00fapa hore a rozto\u010d\u00ed vrtu\u013eku","sprchovanie sa v teplej vode","slnko svieti na leskl\u00fd povrch termosky"],"correct":"sprchovanie sa v teplej vode","order":"1"},{"question":"Z ktor\u00fdch pom\u00f4cok sa d\u00e1 vyrobi\u0165 jednoduch\u00fd kalorimeter?","answers":["odmern\u00e1 n\u00e1doba, plastelina","plastov\u00e1 f\u013ea\u0161a, klince","sklenen\u00fd poh\u00e1r, teplomer","dve r\u00f4zne ve\u013ek\u00e9 \u0161katule od n\u00e1poja, k\u00fasky polystyr\u00e9nu"],"correct":"dve r\u00f4zne ve\u013ek\u00e9 \u0161katule od n\u00e1poja, k\u00fasky polystyr\u00e9nu","order":"2"},{"question":"Na\u010do sa pou\u017e\u00edva kalorimeter?","answers":["aby br\u00e1nil \u0161\u00edreniu tepla podobne ako termoska","na prev\u00e1ranie vody","na meranie teploty vody","na meranie tepla"],"correct":"aby br\u00e1nil \u0161\u00edreniu tepla podobne ako termoska","order":"3"},{"question":"\u010c\u00edm sa d\u00e1 ur\u010di\u0165 hmotnos\u0165 vody?","answers":["odmernou n\u00e1dobou","kalorimetrom","teplomerom","stopkami"],"correct":"odmernou n\u00e1dobou","order":"4"},{"question":"Ako postupujeme pri ur\u010den\u00ed v\u00fdslednej teploty vody zmie\u0161aniej z teplej a studenej vody?","answers":["ur\u010d\u00edme hmotnos\u0165 a teplotu studenej vody a d\u00e1me ju do kalorimetra, ur\u010d\u00edme hmotnos\u0165 a teplotu hor\u00facej vody a d\u00e1me ju do kalorimetra, zmer\u00e1me v\u00fdsledn\u00fa teplotu, odhadneme v\u00fdsledn\u00fa teplotu","ur\u010d\u00edme hmotnos\u0165 a teplotu studenej vody a d\u00e1me ju do kalorimetra, ur\u010d\u00edme hmotnos\u0165 a teplotu hor\u00facej vody a d\u00e1me ju do kalorimetra, odhadneme v\u00fdsledn\u00fa teplotu, zmer\u00e1me v\u00fdsledn\u00fa teplotu","ur\u010d\u00edme hmotnos\u0165 a teplotu hor\u00facej vody a d\u00e1me ju do kalorimetra, ur\u010d\u00edme hmotnos\u0165 a teplotu studenej vody a d\u00e1me ju do kalorimetra, odhadneme v\u00fdsledn\u00fa teplotu, zmer\u00e1me v\u00fdsledn\u00fa teplotu","ur\u010d\u00edme hmotnos\u0165 a teplotu studenej vody a d\u00e1me ju do kalorimetra, ur\u010d\u00edme hmotnos\u0165 a teplotu hor\u00facej vody a d\u00e1me ju do kalorimetra, odhadneme v\u00fdsledn\u00fa teplotu"],"correct":"ur\u010d\u00edme hmotnos\u0165 a teplotu studenej vody a d\u00e1me ju do kalorimetra, ur\u010d\u00edme hmotnos\u0165 a teplotu hor\u00facej vody a d\u00e1me ju do kalorimetra, odhadneme v\u00fdsledn\u00fa teplotu, zmer\u00e1me v\u00fdsledn\u00fa teplotu","order":"5"},{"question":"Ako rob\u00edme odhad v\u00fdslednej teploty vody zmie\u0161anej z rovnak\u00e9ho mno\u017estva studenej a teplej vody?","answers":["bli\u017e\u0161ie k vy\u0161\u0161ej teplote","ako aritmetick\u00fd priemer tepl\u00f4t","bli\u017e\u0161ie k ni\u017e\u0161ej teplote","ned\u00e1 sa to"],"correct":"ako aritmetick\u00fd priemer tepl\u00f4t","order":"6"},{"question":"Urob odhad v\u00fdslednej teploty vody zmie\u0161anej z 50 ml studenej vody teploty 20\u00b0C a 50 ml teplej vody teploty 60\u00b0C.","answers":["20\u00b0C","50\u00b0C","30\u00b0C","40\u00b0C"],"correct":"40\u00b0C","order":"7"},{"question":"Pre\u010do je nameran\u00e1 v\u00fdsledn\u00e1 teplota zmie\u0161anej vody v praxi ni\u017e\u0161ia ako odhad?","answers":["odhad je presne\u0161\u00ed ako meranie","teplomer nie je presn\u00fd","doch\u00e1dza k strat\u00e1m tepla","nie je to pravda"],"correct":"doch\u00e1dza k strat\u00e1m tepla","order":"8"},{"question":"Dopl\u0148: Studen\u00e1 voda sa pridan\u00edm hor\u00facej vody ............","answers":["ochlad\u00ed","zohreje","odovzd\u00e1 teplo","nezmen\u00ed teplotu"],"correct":"zohreje","order":"9"},{"question":"Dopl\u0148: Teplom m\u00f4\u017ee odovzda\u0165 len ...............","answers":["teplej\u0161ie teleso chladnej\u0161iemu","chladnej\u0161ie teleso teplej\u0161iemu","studen\u00e1 voda teplej vode","voda vode"],"correct":"teplej\u0161ie teleso chladnej\u0161iemu","order":"10"}]