Low pressure, Tropical cyclones, Cyclone Pam, Asia Monsoon Flashcards

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1
Q

Low pressure is when what?

A

Air warms and rises leading to low pressure at the surface.

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2
Q

Tropical storms in the Northern Hemisphere occur when?

a) Between June and November.
b) Between November and April.

A

Between June and November it peaks in September.

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3
Q

Tropical storms in the Southern Hemisphere occur when?

a) Between June and November.
b) Between November and April.

A

Between November and April.

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4
Q

True/False:

Tropical storms are also known as hurricanes, typhoons and cyclones.

A

True.

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5
Q

Cyclones form when the sea temperature is…

A

27 degrees celsius.

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6
Q

Towering clouds and torrential rain is formed when…

A

The warm sea water heats the air above it, causing it to rise, creating an area of very low pressure in the atmosphere.

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7
Q

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 what?

A

Coriolis Effect.

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8
Q

Cyclone Pam hit the island chain of _____(A)______ in ________(B)__________.

A
A= Vanuatu in the South Pacific. 
B= 13th March 2015.
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9
Q

Cyclone Pam was a category ______cyclone.

A

5.

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10
Q

Give 5 impacts of cyclone Pam.

A
  • 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.
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11
Q

Give 5 responses to cyclone Pam.

A
  • 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
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12
Q

The monsoon rains occur each year across South Asia. They are formed because of what?

A

The ITCZ (Intertropical convergence zone) moves northwards across India.

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13
Q

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.

A

C
A
B
D

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14
Q

Give 2 impacts of the 2015 flash floods in South Asia caused by the monsoon season.

A
  • 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.
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