velocity time graphs

Describe the motion in section D.

(a)  

A curve on a velocity-time graph shows that the acceleration is (a)   .

Calculate the acceleration in section A

(a)  

Calculate the distance travelled in section D

(a)  

Calculate the distance travelled in section C.

(a)  

The deceleration from 5-7s is (a)   m/s².

Calculate the total distance traveled in the first 3s.

(a)  

Which velocity-time graph best matches with position-time graph 1?

Which velocity-time graph best matches with position-time graph 2?

8.) From 9 to 12 seconds the average velocity of the person was ...