Hurricanes Flashcards
When does a storm turn into a hurricane?
When winds reach over 75mph
What is a hurricane’s typical diameter?
400-500 km
What are the strongest winds every recorded?
253 mph Typhoon Haiyan
How do they form?
- they require oceans above 25 degrees
- evaporation and condensation builds big storm clouds
- a low pressure zone is created sucking warm air in increasing the storm size
- warm air is ejected out the top and falls onto the outside increasing wind speed
Where is the wind calm in a hurricane?
The eye
Where are the winds strongest in a hurricane?
At the eye wall
What causes a hurricane to soon?
The spinning of the earth ( the Coriolis effect)
Name 2 reasons why hurricanes are dangerous
They are extremely destructive
Storm surges can cause flooding also
Name 2 ways to predict hurricanes
Using satellite and previous paths
Hurricane season is between the 1st of June and 30th November this can help predict when hurricanes will form
Name 3 things to prepare for hurricanes
Evacuating areas that might be affected first
Storm shelters
Survival supplies
Why is so much damage caused?
As you can’t easily protect buildings, roads or communication networks