Low pressure, tropical cyclones, cyclone Pam, Asia Monsoon Flashcards
Low pressure is when…
Air warms and rises leading to low pressure at the surface.
Tropical storms in the Northern Hemisphere occur when?
Between June and November it peaks in September
Tropical storms in the Southern Hemisphere occur when?
Between November and April
Tropical storms are also known as hurricanes, typhoons and cyclones. True or false?
True
Cyclones form when the sea temperature is ?
27 degrees C
Towering clouds and torrential rain is formed when ?
The warm sea water heats the air above it, causing it to rise, creating an area of very low pressure in the atmosphere
As the air moves towards the centre of the low pressure it spirals upwards into the atmosphere. This is due to the Earth’s rotation known as the
Coriolis effect
Cyclone Pam hit the island chain of _____(A)______ in ________(B)__________
A= Vanuatu in the South Pacific. B= 13th March 2015
Cyclone Pam was a category ______cyclone
5
Give 5 impacts of Cyclone Pam
11 People died, 90,000 people were made homeless, 80% of subsistence crops were flattened, Coastal areas were flooded due to the storm surge freshwater wells were contaminated with sea water, Winds over 250kmph destroyed schools and hospitals.
Give 5 responses to cyclone Pam
Emergency aid was sent by Australia, Fiji, France,NZ and UK, Repairs provided safe drinking water, Blankets distributed to the homeless, 153 temporary schools were set up, Foreign medical teams sent, 19,000 children were vaccinated against measles
The monsoon rains occur each year across South Asia. They are formed as ?
The ITCZ (Intertropical convergence zone) moves northwards across India.
The statements below explain how South Asia has a monsoon season. Put the statements into the correct order by using the letters
A - The air rises creating a zone of low pressure.
B- The moist air from above the Indian Ocean is drawn into the area of low pressure.
C- The ground is strongly heated by solar energy.
D - The moisture condenses forming towering rain clouds.
C, A, B, D
Give 2 impacts of the 2015 flash floods in South Asia caused by the monsoon season.
Impermeable tarmac and concrete fast runoff causing flash floods, storm drains cannot cope so sewage and rainwater floods the streets, More than 120 people drowned in India , People lost their homes, people temporarily lost their homes
