C. rusting is the correct answer
Answer:
Electromagnet creates electricity.
Explanation:
ADSORPTION: The adhesion of a liquid or gas on the surface of a solid material, forming a thin film on the surface. Not to be confused with the process of absorption.
ABSORPTION: The act or process of absorbing or of being absorbed as
H2O is the chemical formula of water. It means that each molecule of water is made up of two hydrogen atoms, indicated by the letter H, and a single oxygen atom, represented by the O. Water is a chemical substance with no smell, taste, or color.