All About Digestion. But first… Physical and Chemical Changes. What is a Physical Change?. A change from one state to another without a change in what the substance is chemically made of.
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Examples of Physical Changes:
Examples of Chemical Changes:
Examples of Mechanical Digestion:
Examples of Chemical Digestion:
What is a molecule?
These are two different
The main function of your digestive system is to break larger food molecules into smaller ones that your body can use.
For example, a complexCarbohydrate Molecule (carbohydrates are found in breads, pastas, potatoes, rice, and many other foods) can be broken down by your body into smaller, more simple sugar molecules.