An object travels North at # 3 m/s# for #9 s# and then travels South at # 5 m/s# for # 2 s#. What are the object's average speed and velocity?
1 Answer
Feb 26, 2018
See the explanation below
Explanation:
The total distance travelled is
The total time is
The average speed is
The distance travelled is
The time is the same
The average speed is