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Bituminous coal is changed by heat and pressure into the metamorphic rock anthracite.

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15y ago

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How is coal helpful to humans?

Coal is a fossil fuel,that is being used to produce electricity and heat.


Where did the energy in coal originate?

Not sure if this will answer your question, but I'll give it a shot. It's less about the fact that is is coal and more about the fact that coal gives off heat. When coal was first being used as a heat source, it was cheaper than wood and there was a lot of it. So really the origin of the energy is in the heat that the coal generates when on fire and less about the coal itself.


When coal is burned energy is being converted to energy?

When coal is burned, chemical energy stored in the coal is converted into heat energy. This heat energy is then used to produce steam, which drives turbines to generate electricity.


How do power plants release the energy in coal?

They burn it. It's the heat and expanding gases from the coal being burned which provides the energy.


Does coal consist of volcanic material?

No. Coal is the result of organic material, primarily plant matter from bogs, being chemically altered by heat and pressure, leaving being mostly carbon.


When Coal is burning energy is being converted to energy?

When coal is burning, chemical energy stored in the coal is converted into heat energy and light energy. The heat energy is used to generate steam that drives turbines, which then converts the energy into electrical energy.


How is coal energy stored?

the coal is designed to absorb heat at when heat hits it it stores that heat ++++ No. The energy is stored by coal simply being a combustible material, so it contains potential chemical energy.


What fossil is being replaced with hydro?

Hmmmm, not sure. It could be coal, oil, or natural gas. But since hydro generates electricity and coal makes heat and electricity, so I think its coal.


When coal is burned stored energy is being released in the form of?

When coal is burned, stored energy is released in the form of heat. This heat is typically used to generate electricity by heating water to produce steam, which drives turbines connected to generators.


Does coal heat homes?

It can in coal/wood stoves.


What is coal used for in Zimbabwe?

coal in Zimbabwe is used for many reasons. Some of them being heat (although that is not needed much in Zimbabwe) and most of it for electrical power in Zimbabwe.


What is one thing that coal is used for?

coal is used for heat