is cutting a carrot into small pieces and then put it in a mix salad and physical or chemical change?

Which goals did sherman hope to achieve with his scorched earth strategy? check all that apply. he wanted to punish the people of the south. he wanted to force georgians to join the union army. he wanted to boost morale in the northern states. he wanted to convince the confederacy to mobilize its resources. he wanted to capture food and supplies for his troops.