What are scientists hoping to cause when they seed a cloud?

More Questions:

Located on Central Avenue in Louisville, Kentucky, what is the name of the race track where the Kentucky Derby is held?

What flavor was the original filling in Twinkies?

At what age did tennis player Rafael Nadal turn professional?

According to J.K. Rowling, in what year was Albus Dumbledore born?

What is Dorothy;s dog named in the classic novel "The Wonderful Wizard of Oz"?

Which famous number was dreaded by people in Orwell’s 1984?

Who wrote the novels "The Deceiver" and "The Fist of God"?

What country shares a border with Cambodia to the northwest?

What river does the Tower Bridge in London cross?

Who played the role of Samantha Jones on the TV show "Sex and the City"?

In The Simpsons, Bart wins first prize at the Science fair by proving what?

Whose first film was the documentary "Roger & Me"?

Who has been played in a movie by both Robert Duvall and Colin Farrell?

Who played the role of David Dunn in the movie "Unbreakable"?

Who had 1960's hits with "Glad All Over" and "Bits and Pieces"?