Answer:
A horse pulls a wagon along a road
Below is an attachment containing the solution.
Yeah!! It's possible for an object by changing it's direction....
Answer:
Average acceleration on first part of the chunk is given as

Average acceleration on second part of the chunk is given as

Explanation:
By momentum conservation along x direction we will have

so we have


also by energy conservation






by solving above equation we will have


Average acceleration on first part of the chunk is given as


Average acceleration on second part of the chunk is given as

