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Physics, 29.08.2019 06:10 rianna14

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if you throw a paper airplane due east, in which direction does friction act?
if two paper airplanes were thrown towards each other, one traveling at a rate of 2 meters per second to the east and the other at a rate of 5 meters per second to the west, how fast would it seem like the slower one was traveling from the perspective of the faster airplane?

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