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.
1 Prescription drugs: An estimated 20% of teens have used prescription drugs to get high. 2  This growing trend is so troubling because of how easy it is to obtain these drugs; most kids can find them in their parentsâ bathroom cabinet.arents need to talk with their kids about drugs, and warn them about the severity of these substances. Perhaps with a little more time and effort spent on awareness, education and prevention, these trends wonât continue to surface among our teens.