Jessica is 24 years old, and her cousin Rachel is 16 years old. If Jessica and Rachel race up a flight of stairs, what is the likely outcome?

Although they may seek increased self-confidence, greater energy, and euphoria, heavy users of this stimulant drug may experience hallucinations and paranoid delusions. What is it?

a. alcohol b. cocaine c. Valium d. Xanax

Using tobacco produces physiological changes,

including reported increases in alertness as well as increases in heart rate and blood pressure. It is most correct, therefore, to label tobacco as a _____. Fill in the blank with correct word