what did the diver most likely use as a reference point to describe the position of the squid?; the graph represents velocity vs. time for carla.; what kind of acceleration occurs when an object speeds up? positive negative neutral zero; what is determined by calculating the slope of the position vs time graph?; the table represents the speed of a car in a northern direction over several seconds.; is the distance traveled during a specific unit of time.; what must be included when describing the displacement of an object?; tyler and his family drove from atlanta to baltimore