Teplota je všade okolo nás - cítime ju, keď sa... Show more
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Updated May 1, 2026
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Čo je to teplota a prečo je dôležitá?
1 / 6
Čo je teplota?
Predstav si, že každý deň používaš niečo, o čom možno ani nevieš, že je to fyzika! Teplota je vlastne spôsob, ako povieme, aký je niečo horúce alebo studené. Je to fyzikálna veličina, ktorá nám hovorí o stave telesa.
Pozor, aby si si nezamieňal teplotu a teplo! Teplota je miera toho, aké je niečo horúce (ako číslo na teplomere). Teplo je energia, ktorá prúdi z horúceho miesta na studené - ako keď sa ti zahreje ruka pri horúcom hrnčeku.
Na meranie teploty používame teplomer a jednotku stupeň Celzia (°C). Naše ruky nie sú dobrý teplomer, lebo naše pocity môžu klamať!
💡 Tip na zapamätanie: Teplota = číslo na teplomere, teplo = energia, ktorá sa prenáša!
Podrobnejšie vysvetlenie
Naše telo má zmysly na teplo a chlad, ale nie sú vždy presné. Skús si experiment: jednu ruku daj do studenej vody, druhú do teplej, potom obe do vlažnej. Jedna ruka ti bude vlažnú vodu cítiť ako teplú, druhá ako studenú!
Kvapalinový teplomer funguje jednoducho. Vnútri je tenká trubička s farebnými kvapalinou. Keď sa kvapalina zahreje, roztiahne sa a stúpa hore. Keď sa ochladí, stiahne sa a klesá dole.
Všetko je zložené z maličkých čiastočiek (atómov a molekúl), ktoré sa neustále hýbu. Pri vysokej teplote sa hýbu rýchlo a majú veľa energie. Pri nízkej teplote sa hýbu pomaly a majú menej energie.
💡 Zaujímavosť: Teplota je vlastne miera toho, ako rýchlo sa hýbu čiastočky v nejakej látke!
Dôležité teploty
Niektoré teploty si musíš zapamätať, lebo sú veľmi dôležité:
0°C - voda mrzne a mení sa na ľad (bod mrazu). 100°C - voda vrie a mení sa na paru (bod varu). 37°C - normálna teplota ľudského tela (ak je vyššia, máš horúčku!). 20-22°C - príjemná izbová teplota.
Čiastočky sa správajú rôzne pri rôznych teplotách. Keď je horúco, narážajú do seba silnejšie a sú ďalej od seba. Keď je chladno, sú bližšie pri sebe a hýbu sa pomalšie.
💡 Pre skúšku: Zapamätaj si, že 0°C je mráz a 100°C je vriaca voda!
Praktické príklady
Kúpanie: Keď chceš napustiť vaňu, ponor teplomer do vody a počkaj, kým sa ustáli. Ak ukazuje 40°C, je voda príjemne teplá. Pri 25°C je vlažná, pri 50°C príliš horúca!
Počasie: Každé ráno počuješ predpoveď. Ak hlásia 5°C, vezmi si bundu. Pri 28°C stačí tričko. Pri -10°C sa poriadne zatepli!
Choroba: Lekársky teplomer si dáš pod pazuchu alebo do úst. Normálne je okolo 37°C. Ak máš 38°C alebo viac, máš horúčku a si chorý.
💡 Pamätaj si: Nikdy sa nespoliehaj len na pocity - vždy použi teplomer pre presnú teplotu!
Dôležité tipy a pravidlá
Bezpečnosť je na prvom mieste! Pozor na horúce veci - môžeš sa popáliť. Teplomer je tvoj kamarát, ktorý ťa chráni a pomáha ti rozhodovať sa.
Naše zmysly klamú, preto potrebujeme presné nástroje. Teplota a teplo nie sú to isté - toto si musíš zapamätať! Na Slovensku vždy používame stupne Celzia (°C).
Teplomer ti pomôže vedieť, či si zdravý, aká je voda na kúpanie, ako sa obliecť. Je to jeden z najužitočnejších nástrojov v domácnosti.
💡 Zlaté pravidlo: Vždy použi teplomer, keď potrebuješ presnú teplotu - tvoje ruky ťa môžu oklamať!
Zhrnutie na skúšku
Základné pojmy: Teplota = miera horúčosti/chladu, meríme ju teplomerom v stupňoch Celzia (°C). Teplo = energia, ktorá sa prenáša z horúceho na studené.
Kľúčové teploty: 0°C (mráz), 100°C (vriaca voda), 37°C (teplota tela), 20-22°C (izbová teplota).
Ako funguje teplomer: Kvapalina sa pri zahriatí rozťahuje a stúpa, pri ochladení sa sťahuje a klesá. Čiastočky sa pri vysokej teplote hýbu rýchlo, pri nízkej pomaly.
Pre život: Používaj teplomer na meranie teploty tela, vody, vzduchu. Nikdy sa nespoliehaj len na pocity - môžu ťa oklamať!
💡 Na skúšku si zapamätaj: Teplota ≠ teplo, používaj teplomer, jednotka je °C, pozor na horúce veci!
We thought you’d never ask...
What is the Knowunity AI companion?
Our AI Companion is a student-focused AI tool that offers more than just answers. Built on millions of Knowunity resources, it provides relevant information, personalised study plans, quizzes, and content directly in the chat, adapting to your individual learning journey.
Where can I download the Knowunity app?
You can download the app from Google Play Store and Apple App Store.
Is Knowunity really free of charge?
That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.
Most popular content in Fyzika
Most popular content
Can't find what you're looking for? Explore other subjects.
Students love us — and so will you.
4.6/5
App Store
4.7/5
Google Play
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE Knowunity AI. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE Knowunity AI. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
Čo je to teplota a prečo je dôležitá?
Teplota je všade okolo nás - cítime ju, keď sa dotkneme horúceho čaju alebo keď vonku mrzneme. Je to jedna z najdôležitejších vecí vo fyzike a v bežnom živote ju potrebujeme pri varení, keď sme chorí, aj keď sa rozhodujeme,... Show more
Čo je teplota?
Predstav si, že každý deň používaš niečo, o čom možno ani nevieš, že je to fyzika! Teplota je vlastne spôsob, ako povieme, aký je niečo horúce alebo studené. Je to fyzikálna veličina, ktorá nám hovorí o stave telesa.
Pozor, aby si si nezamieňal teplotu a teplo! Teplota je miera toho, aké je niečo horúce (ako číslo na teplomere). Teplo je energia, ktorá prúdi z horúceho miesta na studené - ako keď sa ti zahreje ruka pri horúcom hrnčeku.
Na meranie teploty používame teplomer a jednotku stupeň Celzia (°C). Naše ruky nie sú dobrý teplomer, lebo naše pocity môžu klamať!
💡 Tip na zapamätanie: Teplota = číslo na teplomere, teplo = energia, ktorá sa prenáša!
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
Podrobnejšie vysvetlenie
Naše telo má zmysly na teplo a chlad, ale nie sú vždy presné. Skús si experiment: jednu ruku daj do studenej vody, druhú do teplej, potom obe do vlažnej. Jedna ruka ti bude vlažnú vodu cítiť ako teplú, druhá ako studenú!
Kvapalinový teplomer funguje jednoducho. Vnútri je tenká trubička s farebnými kvapalinou. Keď sa kvapalina zahreje, roztiahne sa a stúpa hore. Keď sa ochladí, stiahne sa a klesá dole.
Všetko je zložené z maličkých čiastočiek (atómov a molekúl), ktoré sa neustále hýbu. Pri vysokej teplote sa hýbu rýchlo a majú veľa energie. Pri nízkej teplote sa hýbu pomaly a majú menej energie.
💡 Zaujímavosť: Teplota je vlastne miera toho, ako rýchlo sa hýbu čiastočky v nejakej látke!
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
Dôležité teploty
Niektoré teploty si musíš zapamätať, lebo sú veľmi dôležité:
0°C - voda mrzne a mení sa na ľad (bod mrazu). 100°C - voda vrie a mení sa na paru (bod varu). 37°C - normálna teplota ľudského tela (ak je vyššia, máš horúčku!). 20-22°C - príjemná izbová teplota.
Čiastočky sa správajú rôzne pri rôznych teplotách. Keď je horúco, narážajú do seba silnejšie a sú ďalej od seba. Keď je chladno, sú bližšie pri sebe a hýbu sa pomalšie.
💡 Pre skúšku: Zapamätaj si, že 0°C je mráz a 100°C je vriaca voda!
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
Praktické príklady
Kúpanie: Keď chceš napustiť vaňu, ponor teplomer do vody a počkaj, kým sa ustáli. Ak ukazuje 40°C, je voda príjemne teplá. Pri 25°C je vlažná, pri 50°C príliš horúca!
Počasie: Každé ráno počuješ predpoveď. Ak hlásia 5°C, vezmi si bundu. Pri 28°C stačí tričko. Pri -10°C sa poriadne zatepli!
Choroba: Lekársky teplomer si dáš pod pazuchu alebo do úst. Normálne je okolo 37°C. Ak máš 38°C alebo viac, máš horúčku a si chorý.
💡 Pamätaj si: Nikdy sa nespoliehaj len na pocity - vždy použi teplomer pre presnú teplotu!
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
Dôležité tipy a pravidlá
Bezpečnosť je na prvom mieste! Pozor na horúce veci - môžeš sa popáliť. Teplomer je tvoj kamarát, ktorý ťa chráni a pomáha ti rozhodovať sa.
Naše zmysly klamú, preto potrebujeme presné nástroje. Teplota a teplo nie sú to isté - toto si musíš zapamätať! Na Slovensku vždy používame stupne Celzia (°C).
Teplomer ti pomôže vedieť, či si zdravý, aká je voda na kúpanie, ako sa obliecť. Je to jeden z najužitočnejších nástrojov v domácnosti.
💡 Zlaté pravidlo: Vždy použi teplomer, keď potrebuješ presnú teplotu - tvoje ruky ťa môžu oklamať!
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
Zhrnutie na skúšku
Základné pojmy: Teplota = miera horúčosti/chladu, meríme ju teplomerom v stupňoch Celzia (°C). Teplo = energia, ktorá sa prenáša z horúceho na studené.
Kľúčové teploty: 0°C (mráz), 100°C (vriaca voda), 37°C (teplota tela), 20-22°C (izbová teplota).
Ako funguje teplomer: Kvapalina sa pri zahriatí rozťahuje a stúpa, pri ochladení sa sťahuje a klesá. Čiastočky sa pri vysokej teplote hýbu rýchlo, pri nízkej pomaly.
Pre život: Používaj teplomer na meranie teploty tela, vody, vzduchu. Nikdy sa nespoliehaj len na pocity - môžu ťa oklamať!
💡 Na skúšku si zapamätaj: Teplota ≠ teplo, používaj teplomer, jednotka je °C, pozor na horúce veci!
We thought you’d never ask...
What is the Knowunity AI companion?
Our AI Companion is a student-focused AI tool that offers more than just answers. Built on millions of Knowunity resources, it provides relevant information, personalised study plans, quizzes, and content directly in the chat, adapting to your individual learning journey.
Where can I download the Knowunity app?
You can download the app from Google Play Store and Apple App Store.
Is Knowunity really free of charge?
That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.
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Can't find what you're looking for? Explore other subjects.
Students love us — and so will you.
4.6/5
App Store
4.7/5
Google Play
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE Knowunity AI. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE Knowunity AI. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user