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.
The average American IQ ranges between 90 and 100. Individuals with IQ scores between 160 and 165 are considered extraordinary geniuses, and those with scores of 145 to 179 are considered geniuses. A score of 115 to 144 is considered above average, and scores between 85 and 114 are considered average.