Background
Information
These sites are important because they will provide basic information
about the topic as a whole. You should explore these sites to answer the
following questions. atmospheric layers ozone and atmosphere atmospheric
layers
1. Why do we have an atmosphere?
2. What happens to air pressure as altitude increases?
3. What happens to the gases in the atmosphere as altitude increases?
4. What gases are in the atmosphere at different layers?
e.
________________________________________ (some scientist consider this layer to
be part of space)
2. Click on the words
“atmosphere” and each layer of the atmosphere to fill in the blanks below:
a. What are the two main
gases found in the atmosphere?
1. ________________________________________
2. ________________________________________
b. The troposphere is the
________________________________ region of the Earth's atmosphere and is where
____________________________________ occurs.
c. The stratosphere contains
the ____________________________________ which absorbs ___________________________________________.Look at the diagram:
____________________________ and ____________________________ can fly in the
stratosphere.
d. As you go higher in the
mesosphere, the temperature becomes ____________________.Scientists do not know much about the
mesosphere, but they do know that _________________________ burn up in this
layer.
e. The thermosphere contains
a layer of charged particles called the _____________________________ which
makes communication by ______________________ possible and is home to the
______________________ (Northern Lights).This is the layer in which ________________________________________________
fly.
f. In the exosphere the
atmosphere is very _______________ as it begins to fade into space.