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Layers of the atmosphere
Weather Maps
Weather Vocabulary
Atmosphere Vocabulary
Info for the test
100
What is the type of light the ozone layer protects us from?
ultraviolet
100

What is another name for a tornado?

cyclone or twister 

100
What is the water cycle powered by?
The Sun
100

The term describing water molecules that are suspended in the air.

Gaseous or Water Vapor 

100

What layer of the atmosphere do we live in? 

Troposhere

200
What is the weather layer?
Troposhere
200

Hurricanes typically form over ______.

Warm ocean water. 

200
What are rain, snow, sleet, and hail collectively called?
precipitation
200
The temerature at which condensation forms from saturated air is called?
Dew point
200

What causes wind?

A difference in pressure between air masses. (high to low) or Uneven heating of the Earth. 

300

Which layer of the atmosphere protects Earth’s surface from being hit by most meteoroids?

Mesosphere 

300

When a warm air mass and a cold air mass meet and neither can move the other, the result is a(an)_________________.

Stationary Front 

300
What do you call winds that blow all the time in the same part of the world?
Prevailing winds
300
What is the term used for great masses of air molecules pushing down from above.
air pressure
300
Why is it difficult to breathe at high altitudes?
Because the atmosphere gases become thinner the higher up you go.
400

What layer of the atmosphere do auroras happen in?

Thermosphere

400

Where a warm air mass is caught between two colder air masses, a(an) _______________ front occurs.

Occluded Front 

400

What are strong winds that blow about 10K above ground and help planes fly from the USA to Europe?

Jet streams

400
What is caused by the Earth's rotation?
Coriolis effect
400
Why does it tend to be cool at the Earth's poles?
Because sunlight strikes the poles at an extreme angle
500
List the layers of the atmosphere from the bottom (from the surface of the earth up).
troposphere stratosphere mesosphere thermosphere exosphere
500

__________________________ is the tightness across the surface of water that is caused by the polar molecules pulling on one another.

Surface Tension 

500

The three major steps of the water cycle in order are ______________.

evaporation, condensation, and precipitation

500

Name the 2 major gases in our atmosphere and approximate their percentages.

Nitrogen-78% Oxygen-21%

500
What are the characteristics of a high-pressure system?
Clear skies and sun