layers

media type="file" key="Mr. Borden's Project.wmv"



===There are two things that are needed to know the origin and the structure. There are four layers they are the Troposphere, Stratosphere, Mesosphere, and the Thermosphere. There are 4 kinds of the most is Nitrogen, the medium is Oxygen, the second medium is Argon, the small one is Carbon Dioxide, and then the least is all the other Elements. The first Atmosphere is that: Earth's gravity is not strong enough to hold lighter gases, the second one is that the earth didn't have any kinds of.... ===

http://www1.teachertube.com/viewVideo.php?video_id=157169&title=Atmosphere_Rap

1 What are the layers of the atmosphere?

2 Can you name some of the facts of the troposhere?

3) What are the names of the layers backwards?

