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Storms
S6E4 CLIMATE & WEATHER - Storms
| Question | Answer |
|---|---|
| List the characteristics of a snowstorm | Heavy snowfalls, blowing winds, blinding snow, air colder than 32 F |
| Define Hurricane | Tropical cyclone that forms over warm ocean water as a low pressure system; may last a week or more; loses strength as it crosses land |
| What does it mean when the National Weather Service issues a tornado warning? | A tornado has been sighted and immediate action should be taken. |
| Which happens first, thunder or lightning? | Lightning |
| Name the large, dark clouds that produce different types of severe weather such as thunderstorms and tornadoes | Cumulo-nimbus |
| What powers a hurricane? | Warm ocean water |
| Define tornadoes | Rapidly whirling, funnel-shaped cloud, reaching from the storm cloud to the ground |
| What is the cause of tornadoes? | Occur in summer in spring mostly when warm, moist air from Gulf of Mexico meets cold, dry air from Canada creating cumulonimbus clouds with winds at different heights. |
| If a hurricane hits the coast of southeastern US, which ocean did it most likely form from? | Atlantic Ocean |
| Iowa, Kansas, Oklahoma, Missouri, Nebraska, Texas make up an area called Tornado Alley. Why is the area given this name? | This is an area where over 800 tornadoes occur yearly because cold, dry air from Canada meets warm, moist air from the Gulf of Mexico |