NCERT Solutions for Class 8 Science Chapter 5 - Free PDF Download
Learning about fossil fuels, how they are extracted, and how they are being replaced by eco-friendlier energy is very important for young minds. This is why CBSE has introduced a chapter in Class 8 Science book based on coal and petroleum. It is the 5th chapter that talks about the exhaustion of the non-renewable resources we are using every day. Class 8 Science Chapter 5 is a crucial part of the syllabus. You should follow the exercise questions and learn how to answer them by referring to the NCERT solutions for Class 8 Science Chapter 5 by Vedantu.
Download the solution for NCERT Class 8 Science Chapter 5 in PDF format for free and use it offline for preparing the chapter quickly. You can be assured that the answers in this solution will be of the highest-quality formed as per the CBSE rules. Learn the chapter of fossil fuels and other inexhaustible energy sources from this chapter and proceed to prepare the answers using the NCERT solutions Class 8 Science Chapter 5. Vedantu is a platform that provides free CBSE Solutions (NCERT) and other study materials for students. Maths Students who are looking for the better solutions ,they can download Class 8 Maths NCERT Solutions to help you to revise complete syllabus and score more marks in your examinations.
Important Topics Covered in Chapter 5 of Class 8 Science NCERT Solutions
The topics and subtopics that are covered in Chapter 5 of NCERT Solutions for Class 8 Science are given as follows:
Refining of petroleum
FAQs on Coal and Petroleum NCERT Solutions - Class 8 Science
1. What is the Best Way to Prepare CBSE Class 8 Science Chapter 5 Coal and Petroleum?
The best way to prepare the chapter is to follow the classroom sessions, study the chapter well, and solve the exercise questions. Refer to the Class 8 Science Chapter 5 Solutions to find answers quickly and compare them with yours. You can also revise the chapter by using the NCERT solution for Class 8 Science Chapter 5 and save time before an exam.
2. Why Coal and Petroleum are Important for us?
The entire world needs the energy to run its machines and factories. As per the Science Chapter 5 Class 8, coal and petroleum are the prime sources of energy we use.
3. Why Should You Prefer Vedantu for NCERT Solution Class 8 Science Chapter 5?
Vedantu provides quality NCERT Solutions of Class 8 Science Chapter 5 that match all your requirements to prepare the chapter.
4. What are Petroleum and Coal?
Both petroleum and coal are types of fossil fuels. Coal is black and is hard as a stone. In old times it was used as a burning agent for cooking food and for the production of steam for engines and trains. Coke, coal tar, and coal gas are products obtained from coal. Petroleum is a dark-coloured oily liquid that contains a foul smell. Petroleum gas, petrol, diesel, lubricating oil are a few of its constituents.
5. What are the advantages of using CNG and LPG as fuels?
The full form of CNG is ‘Compressed Natural Gas’. The full form of LPG is ‘Liquified petroleum gas’. A few of the advantages of using CNG and LPG as fuels are listed below;
CNG and LPG do not cause pollution. At the time of burning, they release a smokeless flame as they are clean fuels.
No ashes are left behind while burning.
The handling process is quite easy.
For storing purposes, they are convenient.
6. What are Fossil Fuels according to the NCERT Solutions?
According to NCERT Solutions, when the remaining matter of plants and animals decays and remains buried for millions of years under the Earth’s surface inside the soil, this leads to the formation of fossil fuels. They are an exhaustible natural resource, which means that they are limited in nature. They can be exhausted sooner due to human activities. Coal, petroleum, and natural gas are the types of fossil fuels.
7. Write the summary of NCERT Class 8 Science Chapter 5.
Class 8 Science Chapter 5 consists of many concepts and definitions like the formation of coal, short descriptions of natural resources, fossil fuels, types of energies, different types of coal found, fractional distillation, oil extraction, natural gas, and more. This is just a glimpse of Chapter 5. There is still much left for you to study. You can get the detailed study material on Vedantu’s website. The solutions are prepared by experts and are available free of cost. You can also download them from Vedantu’s app, which is available at the Google Playstore.
8. List some key concepts in NCERT Class 8 Science Chapter 5.
There are a bulk of different concepts or topics in this chapter, but some of the key concepts in NCERT Class 8 Science Chapter 5 are given below -
Definition of CNG and its advantages
What do you mean by Vaporisation?
Short note on energy and its types
Types of natural resources
Main constituents of petroleum
Describe petroleum refining.