There are actually different layers in the atmosphere, 4 to be specific. They are the troposphere, stratosphere, mesosphere, and thermosphere. They extend a total of 110 km, or 68 miles, above mean sea level.
Click here to cancel reply.
Sorry,At this time user registration is disabled. We will open registration soon!
Don't have an account? Click Here to Signup
© Copyright GreenAnswers.com LLC