Input question: Stokes' Law describes the force on objects passing through a fluid. It includes which property of the fluid usually represented by the Greek letter eta?

Output answer: viscocity

Input question: Which late 19th and early 20th century art movement takes its name from the French for 'wild beasts'?

Output answer: fauvism

Input question: Which veteran performer in rock music began his hit-making career in the mid 1960's with the Belfast quartet named 'Them'?

Output answer: van morrison

Input question: "What is the name of the song by Kenny Rogers that includes the lines ""You got to know when to hold 'em, know when to fold 'em, Know when to walk away and know when to run""?"

Output answer:
gambler