For example – Ceramic Bowls which are made from soft clay and is heated up initially and later slowly cooled. The solids have definite volume and definite shape. Solids are those particles that are held very tightly to each other and they do not have enough freedom to move. The matter exists in three states or physical states i.e. One can create a physical change if energy is added which means the temperature is increased or energy is taken away stating something is frozen. The matter only moves from one phase to another by the physical means. Every that is around us including the pen, book, pencil, air, all living beings are composed of matter. Browse more Topics under Basic ScienceĪnything that occupies space and has mass is defined as matter. Chemistry also acts as a major determinant in meeting the human needs for food, healthcare products, and also other materials that are aimed at improving the life’s quality. The principles of chemicals are quite varied and are essentially important which includes brain functioning, computer operations, weather patterns, chemical industries, manufacturing fertilizers, acids, alkalis, salts, drugs, soaps, etc. It plays an essential role in science and plays a central role in daily life activities. The study of chemists is always interested in identifying and knowing how the chemical transformation occurs. The atom and molecules are the basic unit or components of Chemistry. Chemistry relates to everything that can be sensed from the minute elements to complex structures. Chemistry is the science and study of matter, including its properties, composition as well as reactivity.
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