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NASA PSTI Discrepant Event

NASA PSTI Discrepant Event

This discrepant event activity demonstrates the effect of friction caused by an object passing through air.

This classic demonstration utilizes a sheet of paper and a book. 

The demonstrator holds the book and paper side by side at a height of 1 meter, and drops them. 

The paper falls at a slower rate than the book due to friction. ...

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