Chapter 1, Problem 21Q

(Indicates a review question, which means it requires only a basic understanding of the material to answer. Questions without this designation typically require integrating or extending the concepts presented thus far.)

. The following are speeds and headings displayed on a GPS receiver, (Heading gives the direction of motion based on north = 0°, east = 90°, south = 180°, etc,) In each case, indicate whether the receiver was accelerating during the time between the displays and, if it was, describe in what way the receiver was accelerating.
(a) Initially: 60 mph_t 70°; 5 seconds later: .50 mph, 70°.
(b) Initially: .50 mph, 70°; 5 seconds later: 70 mph, 70°.
(c) Initially: 60 mph, 70°; 5 seconds later: 60 mph, 90°.