When water which is most commonly a liquid turns to a solid this is known as freezing which is an exothermic process.
Answer:
the value of one currency for the purpose of conversion to another.
Explanation:
this is the definition i don't know if this is what you need or not
Not influenced by personal feelings, interpretations, or prejudice; based on facts; unbiased: an objective opinion. ... intent upon or dealing with things external to the mind rather than with thoughts or feelings, as a person or a book.:)