What powers Monstropolis in the movie "Monsters, Inc."?

More Questions:

In the standard Monopoly game, how much money do you collect for finishing second in a beauty contest?

What were barcodes first used for?

What sort of drink is Barbancourt?

In nautical terms, what does "Port" mean?

What theorem is used to determine the length of the hypotenuse of a right triangle?

Prometheus is an inner satellite of which planet?

What kind of tree produces prunes?

What is the first name of Inspector Morse in the TV series by the same name?

In the movie "Raising Arizona', what brand of diapers does Nicolas Cage steal from the convenience store?

Whose music is featured in the musical movie Mamma Mia!?

In the TV show "The Simpsons', what is Barney's last name?

What political party was led until 1985 by the brutal Pol Pot?

Who made the first popsicle?

Whose autobiography is titled "Long Walk to Freedom"?

Which author wrote about the Cornish seaside boarding school Malory Towers?