Question

2.You start out by driving 91 miles south in 2 hours and 43 minutes, and then you stop and park for a while. Finally you drive another 76 miles north in 2 hours and 50 minutes. The average velocity for your entire trip was 2.16 miles per hour to the south. How much time did you spend parked?

		0 hours 41 minutes
		6 hours 56 minutes
		1 hours 23 minutes
		2 hours 46 minutes

3.A rocket-powered sled moves along a track, eventually reaching a top speed of 238 m/s to the west. It then begins to slow down, reaching a complete stop after slowing down for 4.01 s. What was the sled s average acceleration and velocity during the slowdown phase?

		119 m/s^2 east, 119 m/s east
		59.4 m/s^2 east, not enough information
		0 m/s^2 0, 119 m/s west
		59.4 m/s^2 west, not enough information

Answer 1

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