2. Give an example each of a useful physical change and chemical change. Explain how they are useful

2. Give an example each of a useful physical change and chemical cha

1.	2. Give an example each of a useful physical change and chemical change. Explain how they are useful
Answer» IMAGE result for Give an example each of a useful PHYSICAL change and chemical change. Explain how they are useful A chemical change results from a chemical reaction, while a physical change is when matter changes forms but not chemical identity. Examples of chemical changes are burning, cooking, rusting, and rotting. Examples of physical changes are boiling, MELTING, FREEZING, and SHREDDING.