The challenge of natural hazards
Which one of the following statements about tropical storms is true?
A Tropical storms gain energy as they reach land - AQA - GCSE Geography - Question 1 - 2020 - Paper 1
Question 1
The challenge of natural hazards
Which one of the following statements about tropical storms is true?
A Tropical storms gain energy as they reach land.
B Tropic... show full transcript
Worked Solution & Example Answer:The challenge of natural hazards
Which one of the following statements about tropical storms is true?
A Tropical storms gain energy as they reach land - AQA - GCSE Geography - Question 1 - 2020 - Paper 1
Step 1
Which one of the following statements about tropical storms is true?
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Answer
The correct answer is D: Tropical storms form above oceans where temperatures are over 27 °C. This is because warm water provides the necessary heat and moisture that fuels tropical storms.
Step 2
What percentage of the total number of typhoons occurred in August?
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Answer
To find the percentage, we use the formula:
ext{Percentage} = rac{ ext{Number in August}}{ ext{Total Typhoons}} imes 100
Assuming 60 typhoons occurred in August, the calculation would be:
ext{Percentage} = rac{60}{204} imes 100 ext{ which equals approximately } 29.41 ext{%}
Thus, rounding to the nearest whole percentage, it would be 29%.
Step 3
Suggest why some tropical storms have severe primary and secondary effects.
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Answer
Tropical storms can have severe primary effects such as high winds and heavy rainfall, leading to immediate damage to infrastructure and ecosystems. Secondary effects might include flooding, landslides, and disruption of services such as electricity and water supply, which can occur days or weeks after the initial storm, compounding the initial damage and affecting recovery efforts.
Step 4
Using Figure 4, name the type of plate margin between the Pacific and Eurasian plates.
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Answer
The plate margin between the Pacific and Eurasian plates is a convergent plate boundary. Here, the Pacific Plate is subducting beneath the Eurasian Plate, leading to significant geological activity including earthquakes.
Step 5
Suggest one other tectonic hazard likely to occur near to the plate margin shown in Figure 4.
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Answer
One other tectonic hazard likely to occur near this plate margin is volcanic activity. The subduction of the Pacific Plate can lead to the formation of volcanoes.
Step 6
Explain how the risks of a tectonic hazard can be reduced.
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Risks of tectonic hazards can be reduced through several strategies:
Building Regulations: Implementing strict building codes to ensure structures can withstand seismic forces.
Early Warning Systems: Developing and maintaining early warning systems to alert populations of impending seismic activities.
Public Education: Educating the public about emergency preparedness and response strategies.
Urban Planning: Avoiding construction in highly vulnerable areas, such as those near fault lines.
Step 7
Using Figure 5, which one of the following statements is true?
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Answer
The correct answer is A: The greatest increase in temperature will be along the Equator, as the equatorial regions receive the most direct sunlight throughout the year.
Step 8
Do you agree? Explain your answer.
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I agree that managing climate change involves both reducing causes and responding to change. Mitigation strategies, such as reducing greenhouse gas emissions through renewable energy and conservation, are essential to address the root causes. However, adaptation strategies like building resilient infrastructure and implementing disaster response planning are equally important to cope with the impacts of climate change that are already evident, such as rising sea levels and increased frequency of extreme weather events.