Question

1). At time 0 s, the speedometer of your car reports 33 m/s. At a later time 7, your car reports 27 m/s. Assuming you are accelerating at a constant rate. Find your acceleration.

2). A driver is driving uphill. He maintained his throttle, causing his car to constantly decelerate as it is coming up the hill. The road going up the hill is 217 m long and it took him 8.1 seconds to get to the top of the hill. His speed has reduced to 24 m/s at that point. What was the car's acceleration (include a negative sign in your answer)? Hint: the initial position of the car can be set at the origin.

Answer 1