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D - Science - Unit 7
Chapter - Storms
| Question | Answer |
|---|---|
| What forms when lightning strikes sand or sandy soil? | fulgurites |
| How does a thunderstorms and tornados form? | when warm, humid air rises rapidly within a cumulonimbus cloud |
| When do many thunderstorms form? | hot, humid afternoons and when warm air is forced upward along a cold front |
| Where do many thunderstorms form? | in the spring and summer in southern states or on the Western Plains |
| What causes thunder? | a lightening bolt rapidly heats the air, which causes it to expands suddenly & explosively causing the sound of an explosion |
| Why do you see lightening before you hear thunder? | light travels much faster than sound |
| What kind of damage can thunderstorms cause? | heavy rains flood low-lying areas, lightening strikes that shatter tree trunks or start forest fires, and lightening hitting and killing people |
| What could be a benefit from having a flood? | they can provide rich new soil for agriculture |
| Where is the safest place to be during a thunderstorm? | indoors |
| What should you avoid during a thunderstorm? | standing under trees, going places where lightening may strike & touching objects that can conduct electricity |
| What is one of the most frightening and destructive types of storms? | tornado |
| What is a tornado that forms over a lake or ocean called? | waterspout |
| When do many tornadoes form? | in the spring and early summer, late in the afternoon when the ground is warm |
| What type of weather pattern is likely to create tornadoes? | a warm, humid air mass moves North from the Gulf of Mexico into the lower Great Plains, while a dry, cool air mass moves South from Canada |
| Where is tornado alley? | the Great Plains |
| Where is the safest place to be during a tornado? | a storm shelter or the basement of a well-built building |
| What should you stay away from during a tornado? | windows and doors |
| What should you do if you are caught in a snowstorm? | try to find shelter from the wind, cover exposed parts of your body and try to stay dry |
| How large is a typical hurricane? | 600 kilometers across |
| Where do hurricanes form? | Atlantic, Pacific and Indian oceans |
| What are hurricanes that form in the Western Pacific ocean called? | typhoons |
| How do hurricanes begin? | over warm ocean water as a low pressure area, or tropical disturbance |
| When do hurricanes typically happen in the US? | August, September & October |
| How strong can hurricane winds get? | 320 kilometers per hour |
| What kind of damage can storm surges cause? | washing away beaches, destroying buildings along the coast & eroding coastlines |
| What should you do if you receive a hurricane warning? | evacuate immediately |
Created by:
lprinke
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