An object travels North at #15# #m# #s^(-1)# for #2 s# and then travels South at #2# #m# #s^(-1)# for #7 s#. What are the object's average speed and velocity?
1 Answer
Jul 22, 2017
The average speed is
The average velocity is
Explanation:
The total distance travelled is
The total time is
The average speed is
The displacement is
The average velocity is