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26 Cards in this Set
- Front
- Back
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What does Ci mean |
Cirrus |
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What does Cs mean |
Cirrostratus |
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What does Cc mean |
Cirrocumulus |
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What does Ac mean |
Altocumulus |
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What does As mean |
Altostratus |
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What does St mean |
Stratus |
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What does Ns mean |
Nimbostratus |
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What does Cu mean |
Cumulus |
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What does Sc mean |
Stratocumulus |
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What does Cb mean |
Cumulonimbus |
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Relative Humidity increases when... |
Air cools. |
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Conduction is... |
Heat increasing periodically from a source. Similar to a pan. |
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Convection is... |
The area above a heat source heats. This causes air to rise. |
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How are clouds formed? |
Air rises, volume increases, temperature density and pressure decreases, reaches dew point, turns to cloud. |
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When is temperature max and min. |
Max @ 3pm Min @ Shortly after sunrise |
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What is: SKC FEW SCT BKN OVC |
Sky clear Single clouds 1/2 Sky and clouds 5/8 - 7/8 sky and clouds Whole sky clouds |
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What does the + and - mean for a shower. |
- means light Moderate + Heavy |
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High pressure air wants to meet with... |
Low pressure air. |
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What is a dust devil |
When the air on a hot surface has a large temp/dew point split. The air will spiral up. |
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Difference between fog and mist |
Horizontal visibility for fog is less than 1000m where mist is more. |
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What is advection fog |
fog which moves across land due to wind. |
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3 stages of a Thunderstorm (Cb) |
1. Cumulus Stage (Growing) - Strong updrafts 2. Mature Stage - Up and Down drafts 3. Dissipating stage - too heavy and all the rain and hail is released |
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What is a microburst |
A very strong down draught of cold air. |
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What cloud is associated with continuous rain? |
Nimbostratus |
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Cumulus cloud on a hot day will cause |
Strong turbulence |
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Cause of Cb |
High humidity A trigger (updraught) Unstable atmosphere Forms from a cumulus cloud |
