Which source of energy uses heat deep underground?
HYDROELECTRIC dams can provide energy for entire communities. What does the prefix HYDRO- mean?
Which sentence is FALSE?
How can you conserve energy in your home?
Where does natural gas come from?
Why might windmills on wind farms face different directions?
How does using a lunchbox instead of using disposable bags conserve energy?
Which happens FIRST?
Which is a non-renewable form of energy?
What is FALSE about fossil fuels?