When is the optical phenomenon called a "green flash" or "green ray" visible?

More Questions:

What company invented the floppy disk in 1970?

A person who stArts fires maliciously is known as a what?

Which country were the 1920 Olympic Games held in?

In what country did Red Bull originate as Krating Daeng?

What baseball great was nicknamed the Iron Man?

Which is the largest country in Africa by area?

What Californian city was George Lucas born in?

What jazz singer was the U2 song Angel of Harlem about?

What country singer was the first person to "turn a chair" on season 2 of the TV show "The Voice"?

The bands Whitesnake and Rainbow were both splinter groups from what British rock band?

What two Orlando Magic teammates made their screen debuts in "Blue Chips"?

Who earned an Oscar nomination for her role in the movie "The Color Purple"?

What NBC sitcom stars Joel McHale, Gillian Jacobs and Chevy Chase?

Which singer was born Katheryn Elizabeth Hudson?

Which band would you associate with Steve Cradock?