Answer:
Copper is a metal made up of copper atoms closely packed together. As a result, the electrons can move freely through the metal. For this reason, they are known as free electrons. They are also known as conduction electrons because they help copper be a good conductor of heat and electricity.
Explanation:
Answer: Luster (happy to help)
Explanation: Luster is the property of minerals that indicates how much the surface of a mineral reflects light.
Answer:
I mean i got my own problems
Explanation: