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.
Marijuana use ranks second behind alcohol in regards to the most commonly abused drugs by teenagers. There has been an increase in marijuana use among teenagers due to the increasing societal attitudes towards tolerance and perceptions that marijuana is not a dangerous drug.
Spice is the second-most popular illegal drug used by high school seniors (marijuana is the first). Easy access and the misperception that Spice is ânaturalâ and safe have likely contributed to these high rates of use. Below is a chart showing the percentage of teens who use Spice.