Question 21 onS l1 E View Policies Current Attempt in Progress An Australian emu is running due north in a straight line at a speed of 13.0 ms and slows down to a speed of 10.8 mfs in 3.10 s. {a} What is the magnitude and direction of the bird's acceleration? {In} Assuming that the acceleration remains the same, what is the bird's velocity after an additional 2.70 s has elapsed? [a] Number n Units V {In} Number n Units V eTextbook and Media