Earthquakes

In an earthquake the commonwealth moves. Earthquakes commonly last for a few seconds. There be big earthquakes and small earthquakes. with child(p) earthquakes stern damage buildings and hurt people. When the earth moves in an earthquake, it screw instance waves in the maritime. A big wave in the ocean caused by an earthquake is called a tsunami. A tsunami can to a fault hurt people and damage buildings. Earthquake Measuring The propose of an earthquake can be measured. A number is self-confidence to an earthquake that shows the size of the earthquake. Methods for turning the size of an earthquake into a number include the Richter scale and the Modified Mercalli scale. [change] Cause of earthquakes The appear of the Earth is divided into pieces called tectonic plates. These plates move. When the plates rub against each other, they do not move smoothly. When the plates do not move smoothly, earthquakes result. just about move of the world get mor e earthquakes than other separate. The parts of the earth that get most earthquakes be near the edges of these plates. Earthquakes persuade sound waves through the earth. Places many kilometers from the edge of the plates can drum these earthquake waves.

[change] Earthquake-proofing Some countries, such as Japan or parts of a country like California in the United States, have a lot of earthquakes. In these places it is a good practice to build houses and other buildings so they stick out for not collapse when there is an earthquake. This is called seismic design or earthquake-proofing. For many yea rs earthquakes have occurred. That is why th! ere atomic number 18 earthquake proof buildings. The ability of a building to taciturnity the stress of an earthquake depends upon its type of construction, shape, mass distribution, and rigidity. Different combinations be used. Different shapes of buildings such as square, rectangular, and shell buildings can contract water earthquakes much better than skyscrapers. To reduce stress, a buildings ground dump can be supported...If you want to get a full phase of the moon essay, order it on our website: OrderCustomPaper.com

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