Global Hazards - Weather 1. Geography GCSE OCR B.

Which three cells make up the global atmospheric system?

• Hadley, Ferrel & Southern

• Ferrel, Polar and Northen

• Hadley, Ferrel & Polar

• Polar, Ferrel & Southern

Which of these places is known for having very wet weather?

• Aswan, Egypt

• Mawsynram, India

• Vostock, Antartctica

• Al-Aziziyah, Libya

Which two of these things happen during El Nino?

• The trade winds weaken, stop or reverse in the western Pacific

• Peru experiences more rainfall than normal

• There is upwelling of cold water around Peru

• Australia experiences heavy rainfall and flooding

Which two of these things are true about La Nina?

• Australia experiences more rainfall and flooding

• Sea surface temperatures in the eastern Pacific are warmer

• Peru experiences more rainfall and flooding

• La Nina is an exaggerated version of a normal year in the Pacific Ocean

What temperature does the sea need to reach for a tropical storm to form?

• Approximately 25C

• Approximately 26C

• Approximately 27C

• Approximately 28C

What are tropical storms known as in the Indian Ocean?

• Cyclones

• Typhoons

• Hurricanes

• Tornadoes

Which of these was NOT a cause of the 'Big Dry' drought in Australia?

• El Nino

• Overpopulation in the Murray-Darling river basin

• La Nina

• Agricultural irrigation

Which two of these are real responses to the 'Big Dry'?

• Farmers claimed $1100 from the government per fortnight

• Legislation was passed to limit showers to 4 minutes

• A new desalination plant was built in Sydney

• Cars could only be washed once a month

Which of these was not a cause of the Boscastle flash flood?

• There are steep hillsides around Boscastle

• Boscastle is at the confluence of the rivers Valency, Jordan and Paradise

• Boscastle is surrounded by low land

• The two weeks before the flash flood had been very wet

Which two of these are real effects of the Boscastle flash flood?

• 3 people were killed

• 16 bridges were washed away

• 58 properties were flooded

• The Museum of Witchcraft was severely damaged