THE EARTH'S ATMOSPHERE
The atmosphere is the great layer of air that surrounds the Earth. It has several layers:
1) TROPOSPHERE: it is 15 kilometres high. It is formed by oxygen, nitrogen and other gases.
2) STRATOSPHER: it contains the ozone layer. Ozone absorbs dangerous radiation from the Sun.
3) OUTER LAYERS: there three outer layers:
- Mesosphere
- Termosphere
- Exosphere
CLICK ON THE LINK:
http://www.slideshare.net/EvaGarcia88/layers-of-the-earths-atmosphere
Do you want to play? Click on the link below:
No hay comentarios:
Publicar un comentario