Fuels Flashcards
What is a fuel?
A substance that burns to release energy
What is meant by a fossil fuel?
A fuel formed from once living organisms
Name the 3 main fossil fuels
Crude oil
Natural Gas
Coal
What conditions are needed for fossil fuels to form?
Dead organisms
High Pressure
High Temperature
Millions of years
What is the main substance in natural gas
What are the main substances found in coal?
What are the main substances in crude oil?
What are the 2 main problems with fossil fuels?
- Pollution
- They are finite
What does “finite” mean?
They will eventually run out
Limited supply
Apparatus for testing products of combustion
What are the products of incomplete combustion of a fuel?
Carbon Monoxide and water
What are the products of complete combustion of a fuel?
Carbon Dioxide and water
What is the definition of combustion?
A substance reacting with oxygen to release energy
What is the definition of a pollutant?
A substance that causes harm when released into the environment.
What are the main gases that cause acid rain?
Sulphur dioxide
Nitrogen dioxide