what is non-renewable energy?
Nonrenewable energy comes from sources that will run out.
Why do people prefer using renewable energy sources?
Because they make our planet a cleaner, greener and safer to live?
what is renewable energy?
Renewable energy comes from unlimited and natural resources, such as the sun, tides, and wind
Long ago, what do people use windmill for?
pump water and turn grain into flour
What are 3 examples of fossil fuels?
oil, coal, gas
Why do people burn fossil fuels?
To make energy.
How does wind power work?