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 specifically built for the needs of students. Based on the millions of content pieces we have on the platform we can provide truly meaningful and relevant answers to students. But its not only about answers, the companion is even more about guiding students through their daily learning challenges, with personalised study plans, quizzes or content pieces in the chat and 100% personalisation based on the students skills and developments.
Where can I download the Knowunity app?
You can download the app in the Google Play Store and in the 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
I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️
Thomas R
iOS user
Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades
Brad T
Android user
Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍
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
I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend
Aubrey
iOS user
Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀
Marco B
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 app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!
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
I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️
Thomas R
iOS user
Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades
Brad T
Android user
Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍
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
I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend
Aubrey
iOS user
Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀
Marco B
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 app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!
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 specifically built for the needs of students. Based on the millions of content pieces we have on the platform we can provide truly meaningful and relevant answers to students. But its not only about answers, the companion is even more about guiding students through their daily learning challenges, with personalised study plans, quizzes or content pieces in the chat and 100% personalisation based on the students skills and developments.
Where can I download the Knowunity app?
You can download the app in the Google Play Store and in the 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
I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️
Thomas R
iOS user
Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades
Brad T
Android user
Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍
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
I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend
Aubrey
iOS user
Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀
Marco B
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 app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!
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
I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️
Thomas R
iOS user
Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades
Brad T
Android user
Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍
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
I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend
Aubrey
iOS user
Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀
Marco B
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 app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!
Paul T
iOS user