Slide 1

The Restless Earth.

Slide 2

Preparation before starting this Revision unit you need to have:-•Sorted you theory notes and produced a contents page•Have your case studies completed

IntroductionThis unit is to give you 30 minutes of Geography Revision on the Volcanoes and Earthquakes topic. Work through the tasks and stick to the timings. You could work through this unit more than once

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You may begin….. Record down your start time

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Feature Volcano Earthquake

Distribution Where

Distribution When

A: What is the global distribution of different types of natural hazard?1. Complete this table2. Compare and Contrast the global distribution of Volcanoes and Earthquakes

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What natural processes cause different types of natural hazards?

3 What is (i) An Earthquake(ii) A Fault(iii) The Focus(iv) The Epicentre(v) The Richter Scale

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4 What is (i) A volcano(ii) The vent(iii) A pyroclastic flow(iv) Magma(v) Lahar

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How the movement of tectonic plates cause earthquakes and volcanoes

5 Complete the table

Type of plate boundary Description of changes Earthquake/ volcanic activity

Constructive

Destructive

Conservative

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6 Look at the map of tectonic plates. Give an example of (i) Plates moving away from each other (ii) Plates moving towards each other(iii) Plates moving past each other

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How do natural hazards affect people and places in parts of the world with different levels of development?

Volcano Earthquake

PRIMARY-effects

SECONDARY - effects

9 Complete the table to show the Primary and secondary effects for these hazards

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Look at the data10. How does level of economic development influence the severity of the impact?

MEDC LEDC

Laquila Italy Sichuan China

Nos of deaths 308 69000

Nos of injured 1500 374000

Nos displaced 28000 45600000

Nos homeless 65000 5,000,000+

Nos buildings destroyed 10,000 15,000,000

Cost £ $ 16 billion $ 20 billion $

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You must learn a case study of i) one tectonic event in an LEDC, 11. Complete this table

Location Time and Date

Strength Extent

What happened

Effects on people Primary Secondary

Effects on buildings Primary Secondary

Effects on Economy Primary Secondary

Response Short term Response Short term

How was the event predicted

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You must learn a case study of i) one tectonic event in an MEDC, 12. Complete this table

Location Time and Date

Strength Extent

What happened

Effects on people Primary Secondary

Effects on buildings Primary Secondary

Effects on Economy Primary Secondary

Response Short term Response Short term

How was the event predicted

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How can people and places be protected from the impact of natural hazards?

19. Complete the table

Building Planning Education

Earthquake

Volcano

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A range of methods are used to attempt to reduce the impact of natural hazards

20 Complete the table with examples from your case studies

Hazard ManagementModify the event Modify Human Vulnerability Modify the Loss

Environmental Control Prediction and warning Aid

Hazard resistant design Community Preparedness Insurance

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21. How do each of these factors affect response?

Response

Frequency

TypeAreal reliability

Speed of onset

MagnitudeLocation

Technology available

Level of EducationLevel of Development

(MEDC or LEDC)

Rural or Urban

Time’s Up

Why not try one of the other lastminuteGCSEgeographyrevision courses