In a city grid, each block on the east-west streets is 100 meters long. each block on the north-south streets is 20 meters long. a walker walks 4 blocks west and then 4 blocks south. how much farther did the walker travel than the actual distance between the start and end points?
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Quantum mechanics applies to subatomic, atomic, nanometer-size, and micrometer-size systems. nanometer, micrometer, and kilometer-size systems. atomic, nanometer-size, and micrometer-size systems. subatomic, atomic, and nanometer-size systems.
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Asmall object with mass 0.200 kg swings back and forth on the lower end of a light rope that is 3.00 m long. the upper end of the rope is attached to the ceiling. as the object swings through its lowest position, where the rope is vertical, the speed of the object is 5.80 m/s. at this point in the motion, what is the tension in the rope? (use g = 9.80 m/s2.)
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In a city grid, each block on the east-west streets is 100 meters long. each block on the north-sout...
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