Question

you have observed the coal prices and increase prices of petrol products explain any two methods of alternative source of coal & petroleum (for class 8)​

Answer 1

Answer:

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Answer 2

Alternatives for coal :

Coal is used to generate approximately 41% of the world's electricity, with an additional 13% used for iron and steel production, and a smaller percentage for cement production. alternative for coal plant various forms of renewable energy , natural gas, biomass, nuclear energy.

Alternatives for petroleum :

• Biodiesel is a renewable fuel that can be manufactured from vegetable oils, animal fats, or recycled cooking grease for use in diesel vehicle.
• Hydrogen is a potentially emissions free alternative fuel that can be produced from domestic resources for use in fuel cell vehicles.
• Electricity can be used to power plug-in electric vehicles, which are increasingly available. hybrids use electricity to boost efficiency.
• Natural gas is domestically abundant gaseous fuel that can have significant fuel.
• Ethanol is a widely used renewable fuel made from corn and other plant materials. It blended with gasoline for use in vehicles.