question: What is the answer: The speedometer on your car indicates the speed of your vehicle. What gauge indicates the rate of rotation of the engine's crankshaft?
answer: tachometer

question: What is the answer: In the Beatles film Yellow Submarine what is the name of the land taken over by the Blue Meanies?
answer: pepperland

question: What is the answer: Usually represented by lower case n, which optical property is the ratio of the velocities of light in two adjacent media?
answer: refractive index

question: What is the answer: In what song did Jimmy Buffett search for his lost shaker of salt?
answer:
margaritaville