The answers include the following:
This is referred to as a region of space, throughout which all physical properties of a material are essentially uniform and are distinct stages of development.
The most appropriate way in investigating this phase change is by understanding different ways and techniques that phase change happens so as to be knowledgeable about how their properties aids this process.
The best question to ask will be how phase change happen in ways unexpected and also the different ways that phase change can occur thereby making it the correct choice.
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