### Home > PC > Chapter 10 > Lesson 10.2.1 > Problem 10-73

10-73.

Go back to problem 10-63 and compute the average speed of the Ice mobile over each of the following time intervals. Be sure you pay attention to the direction the car is traveling. You will need your graph.

average speed = total distance / total time

to seconds

to seconds

to seconds

When , the Icemobile is at

When

*, the Icemobile is at*

Find the total distance, or distance between the two points, and the total time.

total distance =

total time

average speed

Now try parts (b) and (c).

b:

c: