What part of the jail do they keep energy criminals in?
Fuel Cells
How is energy conservation like a baseball team?
They can both use a switch hitter.
How do we know that wind power is so popular?
It has so many fans.
What part of the jail do they keep energy criminals in?
Fuel Cells
How is energy conservation like a baseball team?
They can both use a switch hitter.
How do we know that wind power is so popular?
It has so many fans.