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Study Guide
Catastrophic Events
Define these terms:
 Air mass:
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 Front:
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 Evaporation:
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 Condensation:
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 Transpiration:
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 Precipitation:
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 Convection current:
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 Cloud:
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 Jet stream
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10. What happens to the air above a cold surface?
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11. What happens to the air above a warm surface?
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Directions: Put the following words on the line next to their description
warm front
stationary front
cold front
occluded front
large amounts of snow
light rain or snow
thunderstorms
rain or fog
1. This type of front has dense cold air pushing lighter warm air upward.
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2. This type of front has fast moving cold air overtaking slower moving
warm air.
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3. This type of front happens when warm air overtakes a cold air mass
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4. This type of front happens when two air masses move close to one another
but they do not move each other.
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5. What type of weather happens during a cold front?
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6. What type of weather happens during a warm front?
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7. What type of weather happens during an occluded front?
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8. What type of weather happens during a stationary front?
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Questions:
 How does air flow? How does cold air move? How does
warm air move?
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 What type of weather forms where two different air masses
meet?
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 Draw a picture and describe a land breeze:
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 Draw a picture and describe a sea breeze:
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 Describe how clouds form.
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 Cold dry air masses usually come from what location?
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 Warm moist air masses usually come from what location?
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Label the water cycle