Hazards Revision A3 Sheet for OCR B GCSE Geography
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This document contains a GCSE Geography revision session on natural hazards. It includes case studies of various natural hazards around the world such as earthquakes, volcanic eruptions, hurricanes, droughts. There are questions to test understanding of the human and environmental impacts of these events, and how people prepare for and respond to natural hazards in different country contexts.
Hazards Revision A3 Sheet for OCR B GCSE Geography
- 1. GCSE Geography – Natural Hazards Revision Session – June 2013 Case Study Dates & Times Magnitude Human Impact 20 word summary USA Quake Haiti Quake Hurricane Katrina Cyclone Nargis Etna Eruption Nevado del Ruiz Eruption Australia Drought Horn of Africa Drought A hazardis ….. A disasteris……. Explain how droughts and tropical storms differ in their speed of onset. ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________ ___________________________________________________________
- 2. Name and locate an example of a climatic hazard. ___________________________________________________ Explain how people responded to that event in the area. Include at least three developed ideas (8) ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ ____________________________________________________ Look at the poster to the right hand side which shows how people in MEDC’s try to overcome the problem of drought. Choose on tip and explain how sustainable it is. (4) ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ Describe the physical conditions required for the formation of tropical storms (3) ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ Explain how people in LEDC’s can be protected and made aware of the dangers of typhoons (4) ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________
- 3. Explain how the movements of plates can cause earthquakes at conservative (passive) margins. You may draw a labeled diagram as part of your answer (4) _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ __________ Use the diagram above to describe three dangerous features of a volcanic eruption. (3) 1. ___________________________________________ ___________________________________________ ___________________________________________ 2. ___________________________________________ ___________________________________________ ___________________________________________ 3. ___________________________________________ ___________________________________________ ___________________________________________ Explain how the procedure on the left can help to protect people during an earthquake (3) _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ Many people die in the hours and days following a serious earthquake event. Explain how three of the items above can help people to survive the secondary effects of an earthquake. ______________________ ______________________ ______________________ ______________________ ______________________ ______________________ ______________________ ______________________ ______________________ ______________________ ______________________ ______________________ ______________________ ______________________ ______________________ ______________________
- 4. Case Study – Climatic Event Name and locate two tropical storms; one in an MEDC and one in an LEDC MEDC ___________________ LEDC __________________ Describe and explain the differences in the effects of the tropical storm on the vulnerable populations. (8) _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ __________________________________________________________ Case Study – Tectonic Event Name and locate two volcanic eruptions; one in an MEDC and one in an LEDC MEDC ___________________ LEDC __________________ Describe and explain the differences in the effects of the volcanic eruption on the vulnerable populations. (8) _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ ________________________________________ To the left is San Francisco. The city lies on the San Andreas fault line and has suffered two major earthquakes in the last 120 years. Using the photo, describe and explain why people continue to live in such a dangerous area. _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________