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A person walks 45 m East and then walks 39 m at an angle 40◦ North of East. What is the magnitude of the total displacement? Answer in units of m.
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Aplane flying horizontally at an altitude of 1 mile and a speed of of 500mih passes directly over a radar station. find the rate at which the distance from the plane to the station is increasing when it is 2mi away from the station.
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Arrange the images in order to show how lake-effect snow occurs.
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A person walks 45 m East and then walks 39 m at an angle 40◦ North of East. What is the magnitude of...
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