Students research tobacco ingredients using valid sources of information. About This Lesson Key Concepts Objectives how ingredients in tobacco harm health Students will identify harmful ingredients in tobacco smoke. Students will identify valid sources for information about tobacco smoke and its effects on the respiratory system. Teaching Steps 1. Review structure and function of respiratory system.
Students guess products based on list of ingredients.
Describe ingredients of tobacco. Students simulate tar affecting the cilia. Review additional chemicals in tobacco. Groups research tobacco ingredients. Review, summarize and discuss.