Transcript •Define –Pressure –Atmosphere –Ionosphere

Atmosphere
Section1 Earth’s Atmosphere
•Define
–Pressure
–Atmosphere
–Ionosphere
–Ultraviolet radiation
–Chlorofluorocarbon
Atmosphere
Section 1 Earth’s Atmosphere
Importance of the Atmosphere
*Summarize why Earth’s atmosphere is important to life on
Earth.
Makeup of the Atmosphere
• The gas that makes up most of the atmosphere is __________________.
______________ makes up 21 percent of the atmosphere. Oxygen gas is important
because __________________________________________________________.
Although carbon dioxide makes up only .03% of the atmosphere it is a concern
because ____________________________________________________________
_________________________________________________________________.
ATMOSHPERE
SECTION 1 EARTH’S ATMOSPHERE
LAYERS OF THE ATMOSPHERE
MODEL the layers of the atmosphere by drawing
them. Label and describe the characteristics of
each layer.
ATMOSPHERE
EARTH’S ATMOSPHERE
MODEL HOW AIR PRESSURE CHANGES AS YOU GO HIGHER IN THE
ATMOSPHERE BY CREATING A DRAWING IN WHICH DOTS
REPRESENT AIR MOLECULES. DESCRIBE THE CAUSE OF AIR
PRESSURE.
AIR MOLECULES
DESCRIBE:
_______________________
_______________________
_______________________
_______________________
ATMOSPHERE
EARTH’S ATMOSPHERE- SECTION 1
TEMPERATURE IN ATMOSPHERIC LAYERS
COMPARE
The temperature changes that occur as you go higher in the
troposphere, stratosphere, mesosphere, and thermosphere. Use the
figure in you book to help you.
* Why did many governments around the world agree to ban the
production and use of CFC’s in the mid- 1990’s?