Energy release associated with rapid movement on active faults is the cause of most earthquakes. A fault plane is the plane that represents the fracture surface of a fault. A fault trace or fault line is the intersection of a fault plane with the ground surface.
The average IQ of a teenager is 100. IQ tests take age into consideration, so the average score is always 100, regardless of a person's age.
Older Teens. In their later teens, girls continue to grow and gain weight, but their rate of growth slows. For a 16-year-old teenage girl, the CDC states that normal weight is between 43 and 78 kg, or 92 to 171 lbs. This increases slightly to a range of 44 to 79 kg, or 97 to 174 lbs., for a 17-year-old girl.