Newton divided the visible spectrum into which seven colors?

More Questions:

A spice from which root is used to give food a yellow colour?

Who's responsible for "The Ballad of Peter Pumpkinhead"?

How many possible first moves are there in chess?

Which country traditionally gives London's Trafalgar Square its Christmas tree?

Approximately how long is the Congo River?

Which US state is nicknamed "Keystone state"?

Which ocean does Suriname have direct water access to?

What units are ship speeds measured in?

What English engineer is credited with inventing the seat belt?

Who sang "I Want My MTV" on the Dire Straits song "Money For Nothing"?

What 1987 movie marked the first big screen starring role for Bruce Willis?

Who became the 17th president, after Abraham Lincoln was assassinated?

What royal subject married Sarah Ferguson?

Who wrote the novel "The Last of the Mohicans", first published in 1826?

In which country would you find the motor racing circuit called Kyalami?