3. Coal is a solid. It is extractedCoal is a solid. It is extracted
through mines.through mines.
• It is used inIt is used in
power stations,power stations,
to maketo make
electriciity andelectriciity and
in industriesin industries
4. PetroleumPetroleum
• It is liquid. It isIt is liquid. It is
extractedextracted
through wells.through wells.
• Petroleum isPetroleum is
used inused in
industries,industries,
homes andhomes and
vehicles.vehicles.
5. Natural Gas is a mixture of gasesNatural Gas is a mixture of gases
• Natural gasNatural gas
is used foris used for
heating andheating and
cooking andcooking and
in industriesin industries
6. Renewable energy sourcesRenewable energy sources
Solar panelsSolar panels
receive energyreceive energy
from the Sun.from the Sun.
It is transformedIt is transformed
into electricityinto electricity
or heator heat
7. Wind EnergyWind Energy
• Wind energyWind energy
isis
transformedtransformed
intointo
electricity.electricity.
8. Hydro EnergyHydro Energy
• Releasing water fromReleasing water from
a dam producesa dam produces
energyenergy
