Imagine you needed to identify if an object has undergone a physical change or a chemical change. What information would you need to know, and how would you decide?

option d : from a warmer substance to a cooler substance

according to second law of thermodynamic, heat flows from higher to lower temperature region. heat is the transfer of energy from an object at higher temperature to an object at a lower temperature. so energy flows from warmer to colder objects.

translocation                                                                                         b                                     b   is the answerr