No student devices needed. Know more
10 questions
How is natural gas different from coal?
Natural gas is a renewable resource; coal is a fossil fuel.
Natural gas is a form of petroleum; coal is extracted from coal deposits.
Coal is a form of petroleum; gas is emitted by volcanoes.
Coal is a fossil fuel; natural gas is a renewable resource.
Why are the remains of ancient organisms buried so deeply within the earth? Choose the best answer.
They were swallowed up by major earthquakes.
Most ancient organisms lived underground.
They were buried by the meteor strike that killed the dinosaurs.
They were buried by natural processes.
What force is important in the creation of both coal and petroleum?
Putrefaction
Petrification
Pressure
Oxidation
How long does it take decaying organisms to transform into fossil fuels?
Decades
Millions of years
Thousand of years
Hundreds of years.
How are fossil fuels taken from the earth?
Skimmed off the surface of the ocean
Through underground combustion
Through deep wells and mines
Brought to the surface using water
Which of the following is most likely to use coal as fuel?
Car
Stove
Airplane
Factory
Which of these is an advantage of fossil fuels?
They do not require much processing
You can extract them without complicated machinery
Burning them does not have any negative side effects
There is an unlimited supply of them
Why is burning fossil fuels bad for the environment?
It destroys the ozone layer.
It adds harmful mercury to waterways
The clouds it creates excess rain and flooding
The gasses emitted lead to global climate change
The gases produced by burning fossil fuels usually contain which element?
Carbon
Oxygen
Hydrogen
Nitrogen
How much of the world's energy comes from renewable resources?
Less than half
More than half
All
None
Explore all questions with a free account