There are two types of physical changes and chemical reactions- endothermic and exothermic. On the diagram below, which picture (A or B) is endothermic and which picture (A or B) is exothermic? Be sure to explain your reasoning for both.

There are two types of physical changes and chemical reactions endothermic and exothermic On the diagram below which picture A or B is endothermic and which pic class=