Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
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Question: What did the American Philosophical Society do with the memoir what did they produce in 1809?

Answer: What did the American Philosophical Society produce in 1809?


Question: What tool do geophysical sorry stratigraphers use to see their data in three dimensions?

Answer: What tool do stratigraphers use to see their data in three dimensions?


Question: Who or no make that what makes static friction go up or down in response to contact characteristics between an object and the surface it is on?

Answer:
What makes static friction go up or down in responce to contact characteristics between an object and the surface it is on?