What did Eli Whitney invent?

More Questions:

Which car manufacturer's name means "to hear"?

Hera is the goddess of what?

At least 21 fragments of which comet smashed into Jupiter in July of 1994?

What Italian physician was the first to describe the way the ovaries connect to the uterus in humans?

In which movie did Russell Crowe play Maximus Decimus Meridius?

In the TV show "The Simpsons', what is Comic Book Guy's real full name?

Who plays Ruby in the movie "Cold Mountain"?

All members of the "Jackson 5" were born in which US city?

Who played the Keymaster in the movie "Ghostbusters"?

'Dead Men Don't Wear Plaid" was the last film of what legendary costume designer?

With which group would you associate the songs "Light My Fire" and "Hello I Love You"?

In which war was napalm first used?

Which bridge in Scotland collapsed in 1879, causing a train to fall in the river?

Which country suffered the most casualties in World War II?

The "Spanish Guitar" is also known as what?