Скачать с ютуб CBSE Class 8th Science | Chapter 3 Coal and Petroleum | Part - 1 (Session 2023 - 24) в хорошем качестве

CBSE Class 8th Science | Chapter 3 Coal and Petroleum | Part - 1 (Session 2023 - 24)

✅ Website : https://www.myepathshala.com/ 💎📚👉 Get All Subjects playlists:- ​https://docs.google.com/spreadsheets/... 💎📚👉 Watch Full Free Course:- https://www.myepathshala.com/ 💎📚👉 Get Notes Here: http://edustud.nic.in/edu/support_mat... 💎📚👉 Practice Papers with Solution : http://edustud.nic.in/edu/PracticePap... 💎📚👉 Get All Subjects book & Guide : https://www.amazon.in/shop/epaathshaala 💎📚👉 Student Feedback Form : https://forms.gle/MLNR7cZQDFFxS5UA8 ======================================================= 💎 In this video, 🖋Class: CBSE Class 8th Science 🖋 Subject: Science 🖋 Chapter: Chapter 3 Coal and Petroleum ✔️ Topics Covered in This Video: Part - 1 ======================================================= 📢 🔥 Available (6th to 12th) all Video Subject wise Playlist https://docs.google.com/spreadsheets/... Why study from Epaathshaala Channel ? 🤔 Epaathshaala is an online education platform that helps gives You NCERT/CBSE curriculum based free full courses & Epaathshaala is India's one of the fastest growing eLearning platform. We empower to create high quality courses. Now education is just a click away! 👉 Contact us 😀😉 ✅ Connect with us :   / epaathshaala   ✅ Website : https://www.myepathshala.com/ ✅ Subscribe to us on YouTube:    / epaathshaala   ✅ Facebook :   / epaathshaala24   ✅ Twitter :   / epaathshaala24​​   ✅ Telegram : https://t.me/Epfamily​​ NCERT Exemplar Solution Class 8 Science Chapter 3 Coal and Petroleum Question 1. Name some renewable sources of energy. Answer: Water, wind, solar. Question 2. Give some examples of fossil fuels. Answer: Coal, petroleum, natural gas. Question 3. Name the elements present in coal. Answer: Carbon, oxygen and sulphur. Question 4. Which are the two main techniques of mining? Answer: Surface mining and underground mining. Question 5. List four varieties of coal. Answer: Peat, lignite, bituminous, anthracite. Question 6. Name the process of conversion of wood into coal. Answer: Carbonisation Question 7. Mention the temperature at which destructive distillation is done. Answer: 1000°C Question 8. When the crude oil is referred to be ‘sweet’? Answer: If the sulphur content is low. Question 9. Name the process of conversion of kerogen into gaseous hydrocarbons. Answer: Catagenesis Question 10. Name the country which is the leading producer of petroleum. Answer: Saudi Arabia Question 11. Name the gas that occurs over petroleum in reservoirs deep inside the earth. Answer: Natural gas Question 12. Expand PCRA. Answer: Petroleum Conservation Research Association. Question 13. Name two fractions of petroleum which are used as fuel. Answer: Petrol and diesel Question 14. What kind of pollution is caused by the burning of fossil fuels? Answer: Air pollution Question 15. Write the full form of LPG. Answer: Liquefied Petroleum Gas. Question l6. Which gas is produced when coal is burnt in air? Answer: Carbon dioxide -----------------------*****--------------------------- #Epaathshaala, class 8 science chapter coal and petroleum, worksheet coal and petroleum, coal and petroleum introduction, coal and petroleum pdf, chapter 5 coal and petroleum class 8, coal and petroleum notes, chapter 3 coal and petroleum class 8 pdf, chapter 3 coal and petroleum, chapter 3 coal and petroleum class 8 notes, chapter 3 coal and petroleum class 8 ncert solutions, ch 5 coal and petroleum, chapter 3 coal and petroleum class 8 extra questions, chapter 3 coal and petroleum class 8 keywords,