UNIT 7 WEATHER STUDY GUIDE
The troposphere is ___miles thick at the equator.
9
Draw an example of the way temperature is shown on a weather map if the temperature is 81 in the morning and 97 in the afternoon.
97/81
What is a large body of air which has the same temperature and humidity throughout?
Air mass
What symbol on a weather map shows the position of a cold front?
Blue triangle
What happens when stratus clouds form low to the ground?
Fog forms
Why do people measure atmospheric conditions?
Forecast or predict the weather
In what direction do weather systems in the United States generally move?
From west to east
Draw an example of the symbol used on a weather map if there is a high pressure system in the area.
H IN A CIRCLE
What two factors affect what a cloud looks like?
How high they form and what the temperature is there
What do weather forecasters plot on weather maps to predict the weather?
Movement of air masses
What symbol on a weather map shows the position of a warm front?
Red half circles
Why does the weather change?
The atmosphere changes
The symbols that show air masses on a weather map always point in what direction?
The direction the air mass is moving
The boundary between air masses is called .
a front
Symbols
are used to map out locations of fronts, temperature, precipitation, & high/low pressure.
What is a layer of air surrounding the Earth?
atmosphere
When two air masses that have different characteristics meet, the weather .
changes
What are high clouds made mostly of ice crystals, thin & wispy?
cirrus
What is the average of all weather conditions through all seasons over a period of time?
climate
2. As water vapor _____, it condenses around dust particles to form clouds.
cools
What are piled and puffy clouds formed at a middle altitude?
cumulus
What climate has hot summers, cool winters, light precipitation?
desert
When rain collides with bits of ice then freezes, it is called a hail .
hail
When the temperature is cold, you will have .
hail, sleet or snow
Climate
is the average of all weather conditions through all seasons over a period of time.
Weather
is the condition of the troposphere at a given place and time.
What is a weather scientist?
meteorologist
What climate has cold air all year with light precipitation?
polar
What is any form of water that falls from clouds?
precipitation
When a cloud becomes too heavy with water drops you will see .
rain
When the temperature is warm, you will have .
rain
When rain falls through a very cold layer of air near the ground then freezes, it is called .
sleet
When air is close to or below freezing close to the ground, water vapor turns into
snow
What are clouds that form at low altitude and in layers?
stratus
What climate has cold winters, warm summers, moderate precipitation?
temperate
What climate is hot all year, moderate to heavy precipitation?
tropical
What is the lowest layer of the atmosphere?
troposphere
Which layer of the atmosphere has all the weather?
troposphere
Climate zones .
uses color patterns to show regions that share certain climates