Clouds
Precipitation and Storms
Fronts
Forecasts
Humidity and Dew Point
100
What is the order of the clouds from lowest to highest?
stratocumulus altostratus cirrocumulus cirrus
100
When do we experience precipitation?
When moisture comes out of the air and falls to the ground as rain, sleet or hail
100
Violent storms form along what type of front? (warn or cold?)
Cold
100
who forecasts the weather using data collected from many sources?
meteorologist
100
What is the measure of the amount of water vapor that air is holding compared to the total amount it can hold at a specific temperature?
relative humidity
200
What are status clouds?
low layered gray clouds that can produce drizzle
200
What is a violent, whirling wind that moves in a a narrow path?
Tornado
200
When cold and warm air masses meet what forms?
A front
200
Why does high pressure air usually mean good weather?
because the air's sinking motion makes it difficult for air to rise and clouds to form
200
Why do water drops form on the surfaces at night when the air is clear?
Because the air near the ground cools to its dew point
300
True or false: Cirrus clouds are the highest clouds and appear feathery
TRUE
300
Where do hurricanes form?
Tropical oceans (Atlantic)
300
the interaction of what three things results in weather?
1. air 2. water 3. sun
400
Explain cumulus clouds
thick puffy white clouds
400
What results from a build-up-of positive and negative electrical charges in clouds?
Lightning
500
What does the prefix that is added to a cloud help us figure out?
Where the cloud is
500
What do we have when water droplets form around dust particles and become heavy enough to fall?
precipitation
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