The strength of prescription eyeglasses is measured in what unit?

More Questions:

What six colors come in a standard bag of milk chocolate M&M's?

The Nintendo character we know as Mario first appeared in what arcade game?

Which country were the 2010 Winter Olympic Games held in?

What Broadway musical featured the song "Kansas City"?

What is the stolen "Heart of Gold" in the book "The Hitchhiker's Guide to the Galaxy"?

What is the first book of the New Testament?

The city of New Orleans is on which river?

What Australian state shares a nickname with the US state of Florida?

What is the state capital of Alaska?

Prometheus is an inner satellite of which planet?

Which boatpassed through the Sea ofGreen, the Sea of Holes andthe Sea of Time?

What was the nickname of the son of Cleopatra and Julius Caesar?

Which political party was co-founded in West Germany in 1979 by the late Petra Kelly?

Which Roman Emperor received the title "Gothicus Maximus" because of his campaign against the Goths and the Heruli?

The human heart weighs less than what?