Layers of the atmosphere

Now that we have studied the water cycle and we know where the water goes once it is evaporated..... It is time to study the layers of the Earth.... the Atmosphere!!!

The atmosphere is an enormous layer of gases that surrounds the Earth. It has 3main functions:

1.  It protects living things from sun rays

2. Keeps the air that plants produce inside the planet so living things can breathe and survive

3. Burns meteoroids from the space so they cannot enter in our Planet

This very special layer of gases is very thick and is formed by different gases: