A piece of copper was melted. Tell us how the arrangement of copper atoms relative to each other

A piece of copper was melted. Tell us how the arrangement of copper atoms relative to each other and the nature of their movement changed.

The molecules are located close to each other and often change places.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.