The Respiratory System Presented by Mary Antonuccio, Jocelyn Robertson, Claire Locker and Laura Davies.
Chapter 1 Lesson 4. What does the digestive system do? It breaks down food into materials the body can use.
Name 3 things you like about being physically active? Life is like exercise. The harder it is, the stronger you will become!
The Respiratory System. The main function of the respiratory system is to take in oxygen and get rid of carbon dioxide. It works closely with the circulatory.
The Respiratory System
Science Around Us Book 4.doc
