Asked by Tasia
                When a substance changes from one phase to another, which of the following occurs?
the substance loses or gains heat
the average kenetic energy of the substance changes
the temperature of a substance changes
the molecular motion of a substance changes
            
        the substance loses or gains heat
the average kenetic energy of the substance changes
the temperature of a substance changes
the molecular motion of a substance changes
Answers
                    Answered by
            DrBob222
            
    You know 1 is true because of heat fusion and heat vaporization.
You know 3 is not true since melting or boiling take place AT a particular temperature rather than through a particular range of temperatures.
Look at the other two and see what you think.
    
You know 3 is not true since melting or boiling take place AT a particular temperature rather than through a particular range of temperatures.
Look at the other two and see what you think.
                    Answered by
            SpiritFeather
            
    It is the last one. I chose the 2nd one and got it wrong.
    
                                                    There are no AI answers yet. The ability to request AI answers is coming soon!
                                            
                Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.