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Unformatted text preview: c) A train traveling along a straight track at constant speed. 3. [3 points] A traveler walks on a moving walkway in an airport at a speed of 2.00 m/s in the direction of the motion of the belt. The walkway belt is moving at 2.50 m/s with respect to the terminal building. Her boyfriend, to impress her, runs on the walkway thats moving in the opposite direction with the same speed. How fast does he need to run in order to keep up with her? a) 4.50 m/s b) 7.00 m/s c) 9.00 m/s 4. [3 points] A rocket lifts off with constant acceleration a = 30 m/s 2 at a 60 angle with respect to the vertical. How high is the rocket above ground when it reaches a speed of 6 km/s? a) 300 km b) 600 km c) 1200 km...
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 Fall '07
 Mueller
 Physics

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