What prevents the Earth's atmosphere from drifting into space?

More Questions:

What are Roy W. Allen and Frank Wright famous for?

What US state are a large portion of Stephen King's novels based in?

Who wrote the "Noddy" books?

Who wrote the play "L'Alouette"?

What adventure tale introduced: "Yo-ho-ho, and a bottle of rum!'

What does the 49th parallel separate Montana from?

What is the capital of Wyoming?

A Calorie is a measurement of what?

What 1960s-1970s folk singer had relationships with both Bob Dylan and Steve Jobs?

What word for a series of dots is a top secret code word in the Bond film "Casino Royale"?

What 2004 film concerns the hometown pressure put on the high school football coach and players from Odessa, Texas?

Which band member of Milli Vanilli died of drug overdose?

Oswald Cobblepot is better known as who?

What famous Cherokee Indian created the alphabet for the Cherokee language?

What river is Liverpool situated on?