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Chapter 19 Atmosphere Test Review
Atmosphere Test Review Mr. Hadaway Bush MS
23
Science
6th Grade
03/01/2010

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Cards

Term
In which layer of the atmosphere can the ozone laywer be found?
Definition
Statosphere (2nd layer)
Term
Which GAS makes up the MAJORITY of the air we breathe?
Definition
Nitrogen
Term
How is WIND created?
Definition
by uneven heating of the earth's atmosphere
Term
Why are the layers of the atmosphere divided the way they are?
Definition
by temperature differences
Term
How does the temperature change ine each layer of the atmosphere?
Definition
It becomes colder with each layer farther away from earth
Term
In which layer do the NORTHERN LIGHTS appear?
Definition
Ionosphere
Term
What does the LONOSPHERE do?
Definition
reflects radio waves
Term
Which layer is the COLDEST layer of the atmosphre?
Definition
MESOPHERE
Term
Compare the air at the POLES with the air at the EQUATOR.
Definition
air is sinking at the poles
Term
What type of HEAT TRANSFER is responsible for bringing heat to us from the sun?
Definition
radiation
Term
What percentage of NITROGEN is in the atmosphere?
Definition
78%
Term
What percentage of OXYGEN is in the atmosphere?
Definition
21%
Term
What makes up only 1% of the atmosphere?
Definition
Other
Term
What is the OZONE layer's job description?
Definition
Sun screen
Term
atmopheric layer WHERE WE LIVE
Definition
Troposphere
Term
What is the STRATOSPHERE like?
Definition
the air is very thin, this is above where jets fly
Term
What is the THERMOSPHERE like?
Definition
it's gases absorb energy (4th layer) HOT 1700 degrees Celcius
Term
What happens in the MESOSPHERE?
Definition
3rd layer) temp. drops as altitude increases protects earth from meteoroids
Term
How does the CORIOLIS EFFECT influence our weather in the U.S.?
Definition
west to east (explain)
Term
What type of HEAT TRANSFER occurs through the movement of a gas or liquid?
Definition
Convection
Term
What type of weather does low pressure produce?
Definition
rain
Term
What type of weather does high pressure create?
Definition
sunny skies
Term
Why can AIR PRESSURE be different in different locations on the earth?
Definition
air pressure is affected by ALTITUDE (height) of landforms
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