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Energy Resources

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Energy Resources W Richards Worthing High School The ULTIMATE energy source Fuels Renewable energy sources Renewable vs. non-renewable fuels Non-renewable energy ... – PowerPoint PPT presentation

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Title: Energy Resources


1
Energy Resources
  • W Richards
  • Worthing High School

2
The ULTIMATE energy source
The sun is the ultimate source of all our
energy. For example, we often get energy from
beef BEEF comes from COWS, COWS eat
GRASS, GRASS gets energy from the sun
3
Fuels
A fuel is something that can be burned to
release heat and light energy. The main examples
are
4
Renewable energy sources
5
Renewable vs. non-renewable fuels
A ________ energy source is one that can be
_______ (renew make again), e.g. _____, solar
power etc. Biomass is also an example of a
renewable energy source ______ is a form of
biomass. A ___________ energy source is one that
when it has been used it is gone forever. The
main examples are ____, oil and gas (which are
called ______ ____, as they are made from
fossils), and nuclear fuel.
Words non-renewable, coal, wind, renewable,
fossil fuels, wood, renewed
6
Non-renewable energy sources
Advantages
Disadvantages
Pollution CO2 leads to global warming and SO2
leads to acid rain
Cheap fuel costs
Fuel will run out
Generate a lot of energy
Not equally distributed in the world War for
oil
Easy to use
7
Renewable energy sources
Advantages
Disadvantages
Often depend on the weather is it sunny???
Clean
Wont run out
Look ugly
Easily accessible, everywhere in the world
Low energy density compared to fossil fuels
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