Cambios químicos

The video tutorial explains chemical changes using everyday examples. It begins with a match being lit, illustrating how the substances in the match head change chemically when burned. The tutorial further explores chemical changes by discussing rust formation on iron and the burning of bread. It concludes by noting that chemical changes are constantly occurring in our bodies.

How does the outside of a piece of iron change over time?

What different chemical changes are occurring in your body right now?