EVERYDAY SCIENCE

Detailed explanation-1: -Answer and Explanation: The answer is Chemistry. The branch of science that deals with the study of the properties of matter (including physical and chemical changes), the composition of a sample, and its structure is chemistry.

Detailed explanation-2: -Matter consist of atoms that are divisible and composed of protons, neutrons and electrons.

Detailed explanation-3: -Chemistry is the study of the composition, structure, and properties of matter and the changes that matter undergoes. A chemical is any substance that has a definite composition or is used or produced in a chemical process.

Detailed explanation-4: -chemistry, the science that deals with the properties, composition, and structure of substances (defined as elements and compounds), the transformations they undergo, and the energy that is released or absorbed during these processes.

Detailed explanation-5: -The same amount of matter exists before and after the change-none is created or destroyed. This concept is called the Law of Conservation of Mass. In a physical change, a substance’s physical properties may change, but its chemical makeup does not.