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Science Class 8 Notes

5 posts

What is Combustion? and Types of Combustion - NCERT Class-8 Notes

Last Updated: 03 April 2024

Combustion is a chemical process that involves the rapid reaction of a substance with oxygen, releasing heat and light. The substance that reacts is called the fuel, and t...read more

Science Class 8 Notes

What is Flame and Structure of Flame - NCERT Class-8 Notes

Last Updated: 03 April 2024

What is Flame and Structure of a Flame - NCERT Class-8 Notes: A flame is the visible part of a fire. It is a hot, glowing gas that produces light and heat. Flames are usua...read more

Science Class 8 Notes

What is a Fuel? and Effects of Burning Fuels - NCERT Class-8 Notes

Last Updated: 24 April 2025

What is a Fuel? and Fuel Efficiency Burning of Fuels Leads to Harmful Products- Class 8 NCERT Revision Notes: Fuel is a substance that releases energy when burned. Fuels a...read more

Science Class 8 Notes

Coal And Petroleum NCERT Class-8 Revision Notes

Last Updated: 03 April 2024

Coal and Petroleum are the major nonrenewable natural resources that were formed millions of years ago from the dead remains of the living species. Coal is a solid fuel th...read more

Science Class 8 Notes

What is Natural Gas? Some Natural Resources Are Limited - Class 8 Notes

Last Updated: 17 April 2025

Natural Gas, Coal, and Petroleum are the major nonrenewable natural resources. These resources were formed millions of years ago from the dead remains of the living specie...read more

Science Class 8 Notes