An earthquake is the shaking of the ground cause by seismic waves. Almost all earthquakes occur when pent up stress in rocks along large, active faults (like the SAF) is suddenly released as the rock breaks.n earthquake is the shaking of the ground cause by seismic waves. Almost all earthquakes occur when pent up stress in rocks along large, active faults (like the SAF) is suddenly released as the rock breaks.
Signs and Symptoms. According to the Autism Society, autism symptoms typically become clearly evident during early childhood, between 24 months and 6 years of age. Symptoms include a marked delay in language and cognitive development. There may be signs of obsessive and/or antisocial behavior.
10 Common Symptoms of Adult Autism. Diagnosing autism in adults can prove challenging, however, there are common symptoms of autism that can be recognized in adults. Here are 10 of them to watch out for. Keep in mind that if you only have one or two of these symptoms, it does not necessarily mean that you suffer from autism. Look for several of these symptoms as a cause for concern.