The lungs are essential to all mammals. It allows for the exchange of oxygen and carbon dioxide to get into the body
Below is an experiment that allows you to visualize how the lung works in the body.
What you will need
- A plastic bottle
- a straw
- an elastic band
- 2 balloons
- playdough
1. Remove the bottom of the bottle
2. Tie a knot in one end of the balloon and snip the fat end
3. Stretch this end around the bottom of the balloon
4. Put a straw in the neck of the other balloon and secure tightly with the elastic bad but not so tight to crush the straw.
5. Put the straw and the balloon in the bottle of the neck and secure with play dough making a seal around the bottle. Do not crush the straw.
Your Lung is finished and now ready for action.
