9. Coal is a non-renewable source of
energy.
It’s extracted through mines.
We burn coal to get energy.
It’s a black solid.
10. Petroleum is a non-renewable source
of energy.
It’s a black liquid.
It’s extracted through wells.
Cars, buses and heaters burn
petroleum to work
11. Natural gas is a non-renewable source
of energy.
It’s a mixture of gases.
It’s extracted through wells.
At home we burn natural gas
to cook and heat water.
12. Renewable sources
• Are unlimited. They will never run out in the future.
• They don’t pollute.
13. The sun is a renewable source of
energy.
Solar panels change solar
energy into electricity and
heat.
14. Wind is a renewable source of energy.
Wind turbines change
energy from moving air
into electricity.
15. Water is a renewable source of energy.
Dams change the energy
of moving water
(hydroelectrical energy)
into electricity.
16. Organic matter is a renewable source
of energy.
Bioenergy comes from burning
organic matter from plants,
called biomass.
Stoves change energy from
burning biomass into
electricity and heat.
