It regulates the Earth´s _______ and __________:
climate and weather
It regulates the _________ of the Earth
temperature
It protects the Earth from _______ from the Sun
radiation
It contains the _____ we need to survive.
oxygen
What does the atmosphere consist of?
78% nitrogen, 21% oxygen, and 1% water vapour and gases like carbon dioxide
It protects the Earth from space objects such as ___________.
meteoroids
If we didn´t have atmosphere, the Earth would be as lifeless as the ______
moon