Atmosphere Flashcards
Atmosphere
thin layer of air that forms a protective covering around earth
What it does
maintains the balance of heat entering the earth and escaping the earth
What it does
protects living things from harmful UV rays
What it does
allows life to exist on earth
What it is
the atmosphere is a mixture of gases, solids, and liquids that are found surrounding the earth
what it is
contains a layer of oxygen 3 which is ozone that protects the earth from harmful rays that would kill life in earth
gases in the atmosphere
the atmosphere is a mixture of many different gases the main components are Nitrogen and Oxygen
gases
it is 78% Nitrogen and 21% Oxygen, and the remaining 1% is made up of Argon, Carbon Dioxide, Neon, Helium, Methane, Krypton, Xenon, Hydrogen, and Ozone
solids and liquids
the atmosphere contains particles other than gases. Solids and liquids are also found in the atmosphere
solids and liquids
dust is carried into the atmosphere by winds and salt is carried by sea spray. volcanos add dirt dust and ohter liquids into the atmosphere
layers
there are five
troposphere
layer closes to earth 0-10 km
stratosphere
10-50 km
mesosphere
50-85 km
thermosphere
85-500