What is Frank Whittle credited with inventing?

More Questions:

Depending on the story, which two fruits are often considered the Queen of Fruits?

The zodiac sign "Capricorn" refers to what animal?

What gets changed by the process of transubstantiation?

What kind of a head does a Criosphinx possess?

What strait separates Spain from Morocco?

A triangle with three equal sides is called a what?

An imperial fathom has how many yards?

Who was the second man to set foot on the Moon?

For how many years were Madonna and Sean Penn married?

Which character in the Simpsons was kicked out of the barbershop quartet, "The Be Sharps"?

In "Charlie and the Chocolate Factory', what candy did Willy Wonka create for children who had very little money?

In "Bart vs. Australia," Homer threatened the members of Parliament with what?

Who directed the 1980 movie "The Blues Brothers"?

Which US President was the first to have an indoor Christmas tree in the White House?

What nation was led by Peter the Great?