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Youamp;#39;re watching FreeSchool! No matter where you are, or what you are doing, things are changing all around you. Whether itamp;#39;s plants growing or logs burning, or even if youamp;#39;re just eating food, the materials around you are changing in size, shape, and structure; releasing or absorbing energy, and creating new substances. In chemistry, most changes are divided into two categories: physical changes, and chemical changes. A physical change is something that changes the physical properties of an object or substance - like size, shape, or form. Cutting a piece of cloth is an example of a physical change. Even though the cloth changes shape and size when it is cut, it does not create a new substance. Itamp;#39;s still cloth! Even if the pieces of cloth are sewn together and made into a shirt, only physical changes have occurred. The shirt is still made of the same substance as the original cloth, just in a new form. Another type of physical change involves changing st
