Extreme Weather

Question 1

What is the meaning of condensation ?

Answer 1

What are vapour in the air got called and changes back into liquid forming clouds

Question 2

What is the meaning of evaporation?

Answer 2

Occurs when the Sun heats up wine with us or leaks all the austerity and turns into vapour or steam. The water vapour steam leave the weather, lake or ocean and goes into the air.

Question 3

What is the meaning of precipitation?

Answer 3

Because when so much water has condensed that the air cannot order any more. The clouds get heavy and water falls back to the Earth in the form of rain, hail, sleet or snow

Question 4

What are the three types of different rainfall. ?

Answer 4

Convectional rainfall
Relief rainfall
Frontal rainfall

Question 5

What happened to you in convectional rainfall?

Answer 5

Sun heats up the land and the air above
Warm air rises, cools and condenses, forming clouds
Rain come then occur

Question 6

What happens during relief rainfall?

Answer 6

Warm, moist air is forced to rise, over high areas
Air cools and condenses, forming clouds
It rains
Air descends, warms and becomes drier

Question 7

What happens during frontal rainfall?

Answer 7

Warm air is forced to rise or the cold air
Condensation forms clouds
Front
Rains heavily along the front

Question 8

What are some human causes of flooding ?

Answer 8

• urbanisation - urban stress are typically made of concrete which is impermeable - water cannot infiltrate into the ground , therefore surface run off happens
• deforestation cutting down trees leads to an excess of water in the soil leading to surface run-off

Question 9

What are some physical causes of flooding?

Answer 9

• Prolonged rainfall –. Constant rain saturate the ground which means infiltration slows down
• Steep relief – What are floors over surfaces quickly this slows down infiltration. Leads to river filling up quickly

Question 10

Name some affects of the Cumbria flood

Answer 10

– A number of bridges were swept away including Pooley Bridge this made it hard for people to get to and from work

– tens of thousands of homes without power for several dates

– Approximately £28,000 of damage per household

Question 11

How does the hurricane form?

Answer 11

1. ) The Sun heats of the ocean to 27°C
2. ) The warm water and heat the air above
3. ) rising warm air evaporates and starts to spin
4. ) The air then cool and condenses to form clouds
5. ). More air is sucked in, causing very strong winds to former

Question 12

Name some economic effects of hurricane Katrina

Answer 12

– $300 billion of damage
– shop were looted (this meant people with stealing from the shops)
– tourism decreased

Question 13

Name some environmental effects of Hurricane Katrina

Answer 13

– The storm surge flooded large areas of the coast
– 80% of the new Orleans flooded as man-made Levees is overwhelmed by extra water broke
– Cotton and sugarcane crops were destroyed

Question 14

Name some social effects of hurricane Katrina

Answer 14

– 1800 people died
– 3 million people were left with no electricity
– people had to move out of the area which meant that they had no money or food as all of it went down with the storm
– 300,000 homes were destroyed