# If an object with uniform acceleration (or deceleration) has a speed of #1 m/s# at #t=0# and moves a total of 180 m by #t=4#, what was the object's rate of acceleration?

##### 1 Answer

Mar 11, 2018

#### Explanation:

The average speed of the particle over 4 s is

Since for a uniformly moving object the average speed over an interval is the average of the initial and final speeds, the final speed must be

Thus, the acceleration is