Answer:
a element
Explanation:
In science copper is a element. It is one of the transition metals found on the periodic table of elements.
Elements are distinct substances that cannot be split-up into simpler substances. Such substances consist of one kind of atom.
There are over a hundred elements that are known till date.
Each elements combines to form a compound
Lamps heat up a coil inside a light bulb, TVs heat up tiny lamps behind liquid crystals to project a tiny image called a pixel
Well if the change is reversible then it is a physical change, but if not then it is a chemical change.
Answer:
They form a covalent bond
