Low pressure, tropical cyclones, cyclone Pam, Asia Monsoon

Question 1

1. Low pressure is when…

Answer 1

… air warms and rises leading to low pressure at the surface.

Question 2

2. Tropical storms in the Northern Hemisphere occur…

Answer 2

Between June and November it peaks in September

Question 3

3. Tropical storms in the Southern Hemisphere occur…

Answer 3

Between November and April

Question 4

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

Answer 4

True

depending on which ocean they form in

Question 5

5. Cyclones form when the sea temperature is…

Answer 5

27℃

Question 6

6. Towering clouds and torrential rain is formed when…

Answer 6

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

Question 7

7. 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…

Answer 7

Coriolis Effect.

Question 8

8. Cyclone Pam hit the island chain of _____A_____ in ________B_________.

Answer 8

A) Vanuatu in the South Pacific.
B) 13th March 2015

Cyclone Pam hit the island chain of 𝐕𝐚𝐧𝐮𝐚𝐭𝐮 𝐢𝐧 𝐭𝐡𝐞 𝐒𝐨𝐮𝐭𝐡 𝐏𝐚𝐜𝐢𝐟𝐢𝐜 in 𝟏𝟑𝐭𝐡 𝐌𝐚𝐫𝐜𝐡 𝟐𝟎𝟏𝟓.

Question 9

9. Cyclone Pam was a category ______ cyclone.

Answer 9

5

Cyclone Pam was a category 𝟓 cyclone

Question 10

10. Give 5 impacts of cyclone Pam

Answer 10

• 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 250km/h destroyed schools and hospitals.

Question 11

11. Give 5 responses to cyclone Pam

Answer 11

• Emergency aid was sent by Australia, Fiji, France, NZ and the 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.

Question 12

12. The monsoon rains occur each year across South Asia. They are formed as…

Answer 12

…the ITCZ (Intertropical convergence zone) moves northwards across India.

Question 13

13. 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.

Answer 13

C, A, B, D

𝐂- The ground is strongly heated by solar energy.

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.

𝐃- The moisture condenses forming towering rain clouds.

Question 14

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

Answer 14

• 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.