Fossil Fuels
What are the 3 main types of fossil fuels?
coal, oil and natural gas
Nuclear power plants use which form of nuclear?
Nuclear fission
What does the term renewable mean?
That is will not run out
True or false: Solar energy can be used all times of the day and all weather.
false
What is hydroelectric?
Falling water
How long does it take to make fossil fuels?
Milliosn of years.
when two atoms combine together, this is --
nuclear fusion
What is a renewable energy source that comes from the sun?
Solar energy
What is one positive of both solar and wind energy?
Once it has been built, it is almost free. Both renewable. Both do not release CO2
Which renewable energy source was mainly used before 2019?
Hydroelectric
are fossil fuels renewable or nonrenewable
nonrenewable
when one atom splits it is--
nuclear fission
What does biomass burn to convert water to steam to generate electricity?
Plants, wood, waste and garbage.
What is the main problem with wind?
It relys on the weather. It is not always windy.
What is one problem with both hydrolectric and geothermal?
Limited to some parts of the US. Both have negative impacts on the environment.
What is the main problem with burning fossil fuels?
They release carbon dioxide gas
What is the main problem with nuclear fission?
Storing the radioactive waste. OR meltdowns
All energy sources, except solar convert ________ energy into electrical energy?
mechanical
Solar converts _________ energy into electrical energy.
Radiant
What is geothermal energy?
Digging deep into the earth, the heat is used to turn water to steam to generate electricity
What is the energy chain for burning fossil fuels to creating electricity.
_____ ---> _______ -----> ________ -----> _______
chemical --> Thermal --> mechanical --> Electrical
produces a huge amount of energy from a small amount of matter.
It does not give off carbon dioxide
What device is used by all energy sources, except solar, to create electricity?
Generator
Which renewable energy source is most widely used after 2019?
Wind
All energy sources, except hydroelectric and solar release _________ energy so that _______ can turn the turbine to generate electricity.
thermal, steam