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11.15: Weather- Challenge 2

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1. Electrical charge separations in cumulonimbus clouds generate electric potentials, which are released as electricity in the form of ___.
lightning
2. A thunderstorm will end when ___.
downdrafts cool the base of the cloud and shut down convection
3. Thunder arises from ___.
rapidly expanding air heated explosively by lightning
4. When a warm air mass rises at a cold front, a ___ pressure cell is created.
low
5. Mid-latitude cyclones form at the ___ when the temperature difference between two air masses is ___.
polar front; large
6. Hurricanes get their energy from the ___ water they form and travel over.
warm
7. Hurricane Katrina caused so much damage to New Orleans because ___.
it broke the levees that protected the city
8. The Saffir-Simpson Scale measures hurricane intensity, ranging from ___.
1-5, with 1 being the weakest
9. Snow storms, sleet, and cold winds occur in ___.
blizzards
10. Blizzards are most common in winter when the jet stream has moved ___.
south
11. Buffalo and Rochester, New York, are the snowiest metropolitan areas in the U.S. because they are downwind from ___.
The Great Lakes
12. A ___ happens when a region gets significantly less precipitation than normal for an extended period of time.
drought
13. A period of excessively hot weather in a particular region for a prolonged period of time is a ___.
heat wave

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