1.3.3 Atmospheric pressure Flashcards
1
Q
Describe a model of the Earths atmosphere?
A
A single layer of gas that covers the Earth to a height of about 700km
1
Q
Describe atmospheric pressure?
A
The pressure that the gases of the atmosphere exert
2
Q
Why atmospheric pressure varies with height above the surface of the planet?
A
The further away from the earth you are the lower the atmospheric pressure gets, which means less air above pushes down.
