1.    Calculate the total amount of caffeine that you have had yesterday.
 
 
 
 

2.    Why are there similarities between caffeine and amphetamines?
 
 
 
 

3.    What is the difference between developing a tolerance to alcohol vs. developing a dependence to alcohol?
 
 
 

4.    Why might it depend whether or not you are a male or female when it comes to how alcohol will affect you?
 
 
 

5.    Why does it take so long for marijuana to leave the body?
 
 
 

6.    Why might someone who uses alcohol and or tobacco start using marijuana or other drugs?
 
 
 

7.    Why might teenagers choose to use inhalants over other drugs?
 
 

8.  Why do drug users go through withdrawl symptoms?
 
 
 

9.    Why are mushrooms and LSD similar?
 
 
 

10.    Despite all of the warnings about the hazards of nicotine, why do you think some teenagers start to smoke?