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# NCERT Solutions for Class 8 Science Chapter 6 Combustion and Flames

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## NCERT Solutions for Class 8 Science Chapter 6 - Free PDF Download

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NCERT Solutions Class 8 Science Chapter 6 Combustion and Flame is one of the most important aspects of study for students pursuing Science. The ignition and fire arrangements given here can assist understudies with setting up the subjects in an intuitive way. Understudies concentrating in Class 8 are likewise encouraged to examine the NCERT course readings and fathom the given inquiries for a superior comprehension of the themes and subtopics. Check the arrangements given to clear any questions in a flash. This NCERT Solution has answers to the inquiries on burning, kinds of burnings, the function of oxygen in burning, start temperature, inflammable substances, control of fire, definition and various zones of fire, risky contaminations, corrosive downpour and its belongings.

1. What is Combustion?

Answer: Combustion is a process in which a substance, burns in the presence of oxygen, or reacts with oxygen to produce heat and light. It is a chemical process.Â

2. What is meant by Calorific Value?

Answer: The calorific value of a substance is the amount of heat energy contained in it. When a certain amount of a substance undergoes complete combustion at a constant pressure, the amount of heat energy released determines the calorific value of the substance. The unit in which the calorific value is measured is kilo-joule per kilogram, KJkg-1.

3. How many Questions are there in the NCERT Solutions for Class 8 Science Chapter 6 Combustion and Flames?

Answer: There are 13 questions and answers in the NCERT Solutions for Class 8 Science Chapter 6 Combustion and Flames. The exercise followed by this chapter comprise fill in the blanks, reasoning, short answer-type questions, drawing diagrams, numerical-value type questions. Every question in this exercise helps students to assess their understanding of the concepts, and they can find well-explained answer to all the questions in the NCERT Solutions for Class 8 Science Chapter 6 Combustion and Flames PDF on Vedantu.