How would a fourteen-year-old with aspergers react to something loud like an alarm going off?

Depends on Child. It all depends on that individual child. While many children with autism spectrum disorder, including asperger's, share similar characteristics, they all have individual traits and qualities. There is no way to predict how any one teenager will react to a loud noise.
How U child will rea. Since every one has his own characteristic it depends on the child.

Related Questions

How would a fourteen-year-old with aspergers react to something loud like an alarm going off? Would he freak out?

Like anyone else. Aspergers is not a well defined condition. The major defect is poor social and verbal skills. Anyone may be overly sensitive to excess stimulation. Anyone can over-react and freak out when excessively startled. All of us, even those with asperger tendencies, need to learn to calm and tolerate the excess stimuli around us. A child with asperger symptoms can not avoid alarms just tolerate. Read more...
It depends... Like any other human, people with asperger's will react to a change in the environs as you and i might. A person with aspergers tends to want a routine in the day, more so then others and a disruption may lead to difficulty adjusting to the disruption. Aspergers is a spectrum for severity. The more severe the disorder to more fixed in the routine, and the more that person will react to a change. Read more...