The density of the blade is constant throughout its length, and so a 10%-mass. fragment will have a cross-sectional area of 10% of the full blade. In practice, the. area of a 10%-mass fragment will vary depending upon its shape, and upon whether. it consists of the only the outer shell or the internal beams as well.
Alcohol is the most commonly used and abused drug among youth in the United States.1. 1  Excessive drinking is responsible for more than 4,300 deaths among underage youth each year, and cost the U.S. $24 billion in economic costs in 2010.2,3.
Peer Pressure. It is one of the most common reasons a young teen will get started on drugs. When in high school, everyone is just trying to fit in. If you don't wear jeans and a flannel, you're considered an outsider and not cool. The desire to fit in can go as far as taking drugs or alcohol. On February 28, 14 teenagers ages 11 to 14 in Woburn, Massachusetts overdosed on a muscle relaxant.