The answer is the smoking of crack cocaine. This drug is more simply known as<span> '</span>crack'<span>, and is widely considered the most addictive form of cocaine. Crack is widely used as a recreational drug, and was first widely used in US cities during the mid 1980s. The term 'crack epidemic' describes the rapid increase in its use and the resulting socio-economic problems that resulted.</span>
Answer:
Sonar
Sound waves used for measuring the distance of an object are called Sonar.
Answer:
90% of energy is lost as heat at each trophic level. Therefore, only 10% passes to the next level.
Explanation:
This is true. Urea carries the bloodstream to your kidneys which then transport waste along with water to form urine.
Answer:
Explanation:
Es un conjunto de mecanismos y órganos, cuya función es proteger al cuerpo humano de las posibles infecciones, ya sean procedentes de virus, bacterias, hongos u organismos invertebrados.
