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28 Cards in this Set
- Front
- Back
Q
storm? |
A
A violent disturbance in the atmosphere |
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Q
thunderstorm? |
A
heavy rainstorms accompanied by thunder and lighting |
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Q
What cloud type is associated with thunderstorms? |
A
cumulonimbus clouds |
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Q
Where do thunderstorms form? |
A
within large cumulonimbus clouds, also called thunderheads |
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Q
lightning? |
A
a sudden spark, or energy discharge. |
|
Q
What causes lightning? |
A
Electrical charges jump between parts of a cloud, between nearby clouds, or between a cloud and the ground. |
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Q
tornado? |
A
a rapidly whirling, funnel-shaped cloud that reaches down from a storm sloud to touch the Earth's surface. |
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Q
Where is the safest place to be during a tornado? |
A
In the basement of a well-built building. |
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Q
evacuate? |
A
to move away temporarily |
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Q
hurricane? |
A
a tropical storm that has winds of 119 kilometers per hour or higher |
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Q
storm surge? |
A
a "dome" of water that sweeps across the coast where a hurricane lands |
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Q
Name 4 safty rules to follow if you are caught outside in a thunderstorm. |
A
1. avoid touching metal objects 2. avoid open spaces 3. stay away from trees, poles, fences, etc. 4. stay away from water |
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Q
Name a safty rule to follow when indoors during a thunderstorm. |
A
Avoid touching landline telephones, electrical apliances, and plumbing fixtures. |
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Q
Where do tornadoes form or develope? |
A
Tornadoes develope in low, heavy cumulonimbus clouds. |
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Q
What and where is Tornado Alley? |
A
A region of the Great Plains from Texas to Nebraska where most tornadoes occur. |
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Q
How does a hurricane begin? |
A
A hurricane begins as a low-pressure area (tropical disturbance) in the Trade Winds belt. |
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Q
What is the Eye of the Hurricane? |
A
The center of rotation, surrounded by a wallof clouds, with calm winds and clear sky. |
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Q
What happens when a hurricane travels across land? |
A
it slows down and loses strength |
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Q
Why does a hurricane passing over land lose strength? |
A
It no longer has warm, moist air to draw energy and water vapor from because it is not over warm ocean water. |
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A
An announcement that hurricane conditions are POSSIBLE in your area and be prepared to evacuate. |
Q
What is a "hurricane watch"? |
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A
an announcement that hurricane conditions are EXPECTED within 24 hours. |
Q
What is a "hurricane warning"? |
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Q
Where is the path of a hurricane? |
A
along the surface of the ocean it passes over |
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Q
Where do hurricanes that affect the United States form? |
A
They form in the Atlantic Ocean north of the equator. |
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Q
When do most hurricanes strike the United States? |
A
in August, September, and October |
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Q
When does snow fall? |
A
Snow falls when humid air cools below 0°C. |
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Q
Lake Effect Snow |
A
Cold, dry air moves over warmer lakes and picks up water vapor and heat. When the air reaches the colder land the water vapor condenses and falls as snow. |
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Q
State the snowstorm safty rules. |
A
If you are caught in a snowstorm, try to find shelter from the wind. Cover your body and stay dry. |
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Q
What are the dangers of winter storms? |
A
Heavy snow can block roads, even for emergency vehicles. Extreme cold can damage crops and freeze and burst water pipes. |