What is a characteristic of a "nimbus" cloud?

More Questions:

What color is pure caffeine?

What was the original brand of cereal whose mascot was Chip the Wolf?

The Linux operating system was created by which software engineer?

Many Bothan spies died to ensure the destruction of what?

Who is considered to be the creator of the "Gran Turismo" game series?

Who was Randy Mario Poffo better known as?

What photographer had a twenty-year relationship with late author Susan Sontag?

What name is given to the ancient Christian and Jewish underground burial chambers in and around Rome?

What is the name of the first book in the "Bourne Trilogy"?

What mountain chain extends from western Canada down through Northern California?

'I shall please" is the Latin translation of what medical treatment?

What is the center of an atom called?

Who is "The Jerk"?

The 1980s - 1990s sitcom "Empty Nest" was a spin-off from what TV show?

What was discovered in Sutter's Mill in California in 1848?