1. Atmosphere Bellwork

2. Bellwork Draw and fill in the pie graph:
An _________ is a mixture of gases that surrounds a planet
____ _______ is the weight of the air in the atmosphere pressing down on the Earth.
_______ keeps our atmosphere
and air from drifting out into space
Answer Key
Atmosphere
79%
20% 1%
Air pressure
gravity

3. Bellwork In the troposphere, temperature _____with elevation
In the stratosphere, temperature ______with elevation
The _____layer is found in the stratosphere.
The layer that contains 75% of our air and our weather is called is the________.
Earth’s atmosphere is
divided up into layers that
are based upon their _____
Draw the diagram and
label each layer
with temperature curve
Answer Key
increases
ozone
decreases
troposphere
Temperature
stratosphere

4. Bellwork Because the earth is round, the earth is heated ________.
Solar radiation is strongest or more direct intense at the ______.
Solar Radiation is weakest and more indirect at the ______.
This creates a temperature imbalance—_____ equator and _______ poles
The earth moves heat from the equator to the poles by _______.
As a result, our ______ and weather develop
Answer Key
Cold
Wind
Unequally
Convection
Poles
Hot
equator

5. Bellwork Our atmosphere is made of 21%_____ and 78% _____
Releasing _____ into our atmosphere can destroy the ozone layer.
We live in the ____ where all our weather takes place.
The _____ is a fast high altitude wind
____% of radiation form the sun is absorbed and ___% is reflected
The diagram shows
a ______ breeze
7) ___ is a human pollutant
Answer Key
SMOG
oxygen
CFC’s
Jet stream
Ozone
Sea
land
70%
nitrogen
troposphere
30%

6. _____ reflects the most light.
Fill the table out
Ocean
Land
8 AM temp
12 PM temp
4 PM temp
8 PM temp
_____ reflects the most light.
Uneven cooling and heating rates create _____ & _____ breezes
A ___ ______ occurs during the day when air from the ocean moves in over land
A ___ ______ occurs at night when air from the land moves towards the ocean
Sea breezes and land breezes transfer heat by_______. 6)
Answer Key
land
Sea
snow
Sea breeze
Land breeze
Convection

7. Bellwork
Radiation is more ____at the equator and more ____out at the poles, this creates warm temperatures near the ____ and cold temperatures near the____
2) At the _____hot air rises along the equator
3) Steady winds called the____ move our weather and storms across the Unites States (we live in them)
4) The ______ effect causes our winds to curve or deflect
Ozone in the stratosphere is important because it ______ UV radiation
Land heats up and cools more quickly than water creating _____ and ____ breezes
Answer Key
absorbs
Equator
sea
Doldrums
Coriolis
land
direct
Poles
Westerlies
indirect

8. Bellwork
Layer _____ contains the space shuttle and is the boundary between space and our atmosphere
Layer _____ contains our weather
Layer _____ contains the ozone layer
Layer_____ causes meteors to burn up.
Earth’s atmosphere is divided up into layers that are based upon their _____
Every time you breath, you take in 21 % _____ and 78%______
Answer Bank
oxygen
Temperature
nitrogen

9. Bellwork
The ______ is the zone around the equator where hot air rises.
The _______ blow from east to west and lie between 0 and 30 degrees latitude.
The _______ blow from west to east and lie between 30 and 60 degrees latitude.
The _______ blow from east to west and lie between 60 and 90 degrees latitude.
The ______ blow our weather across the united states (west to east)
Answer Key
Cold
westerlies
Wind
doldrums
Convection
Poles
tradewinds
easterlies