I think the best answer that will describe chemical change is the first option. During a chemical change, b<span>oth the identity and the properties of a substance change because new substances are being formed by a chemical reaction. An example is rusting of steel</span>
They were created with stone and wood and sometimes even bones, I hope this helped!
You could write about a fear you may have had as a child, eg. the dark, or underneath the bed, etc...
say for example, the color of our blood inside the body is blue, when you have a cut, th he blood color is red through oxygenation.