question: Answer this question.

Which medical device, used for auscultation was invented by Rene Laennec in 1816?
answer: stethoscope
question: Answer this question.

In which year was the penalty kick first introduced into the game of football?
answer: 1891
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What do we call the point in the orbit of a planet at which the planet is nearest to the Sun?
answer:
perihelion