Can someone answer these questions for me?

1. Define: Drug, gateway drug, drug dependency, tolerance, and hangover.

2. What is alcohol oxidization? What are the by-products? How much can the body oxidize in an hour?

3. What is a designer drug?

4. What are the short term effects of an LSD?

5. List 3 reasons to drink. List three reasons NOT to drink.

6. List two ways in which alcohol can kill you.

7. What are the long term effects of cannabis?

8. What is side stream smoke?