Instructions Full Game: These are multiple-choice quizzes with four possible answer choices that include all questions in a given set.     
Identify the following individual:

Lived: 1473 - 1543
Started the scientific revolution with the book "The Revolutions of the Celestial Spheres", explaining a belief that the solar system is centered on the sun not on the earth.
Willard Gibbs
Galen
John Napier
Nicolaus Copernicus