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Causes of weather
N/A
20
Science
5th Grade
04/03/2014

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Cards

Term
The earth is surrounded by what?
Definition
The Atmosphere
Term
What is the layer closest to the earth and how thick is it
Definition
The trohposphere and 13 km thick
Term
The earth's ozone layer is in what layer
Definition
The stratophere
Term
The ozone layer blocks what?
Definition
The sun's UV rays
Term
What is the layer after the stratosphere?
Definition
The mesosphere
Term
What is the outer most layer of the atmosphere?
Definition
The thermosphere
Term
What is air pressure
Definition
The weight of the atmosphere pressing down on Earth
Term
Why is the air pressure greater at sea level than a mountain?
Definition
Because there is more air near the surface of the earth than farther away
Term
What is the percntage of the sun's rays is reflected by the earth's surface
Definition
5%
Term
What causes wind?
Definition
The sinking of cold air and the rising of warm air moves air causing wind.
Term
What is local wind?
Definition
Movement of air that result from the same direction.
Term
Where do local winds occur?
Definition
Lakeshores or seashores
Term
During local wind, what happens in the day?
Definition
The air over the land is warmer than the air over the water so the air becomes more dense and blows wind towards the land and causes a sea breeze
Term
What happens at night during local wind?
Definition
Since land cools faster than water does so when the land becomes cooler, it blows a wind to the water making a land breeze
Term
What are prevailing winds?
Definition
Global winds that blow constantly from the same direction.
Term
What happens with prevailing winds?
Definition
Cold air fom the poles sink and move to equator where it turns to warm air and goes to the poles to get cold. The cycle repeats
Term
What formation do prevailing wind move in? Why does it move in this formation?
Definition
Curved paths and because the earth's rotation so it moves the winds
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