Page 1 - Lesson Notes
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SAI INTERNTIONAL SCHOOL
                                                        Class 8
                                                    Lesson notes
                                                 Subject- Physics
                                        Ch- Some Natural Phenomena

                                   Subtopic- Protection from earthquake





                   Effects of Earthquake:

                         It can cause damage to buildings causing loss of life and property.
                         It can cause damage to Dams and bridges which may bring floods.
                         Earthquake in the ocean bed can cause Tsunami. (Major tsunami hit
                                      th
                          India on 26  December 2004)



                   Precautions to be taken in Earthquake prone Areas:

                       1.  Consult qualified architects and structural engineers to make building
                          earthquake resistant.
                       2.  In highly seismic areas it is better to use mud or timber instead of using
                          heavy construction material.
                       3.  The Cupboards and shelves in homes should be fixed to the walls.



                   Protection against Earthquake:


                       1.  Indoors:
                             i.   Take shelter under a strong table
                            ii.   Stand near the corners of the room.
                            iii.   There should by fire fighting mechanism in the house.
                       2.  Outdoors:
                             i.   Go out of the house in an open area
                            ii.   Do not use lift instead use stairs to go out of the house
                            iii.   Stay low on the ground.
                           iv.   If you are in a car or a bus do not come out and take it away from
                                 a tall building to an open space.
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