These might be family members, teachers, or friends. Take notes as you listen to the answers. When you get back to your classroom, compare notes with the other students. Make bar graphs of some of your data. The bloodstream carries all sorts of chemicals to various parts of the body.
Activists often complain that cigarette advertising targets young people.
Collect some cigarette ads from magazines and analyze them. Make a list of habits you have. We encourage duplication for educational non-commercial use. Educational materials developed with the National Science Teachers Association.