Chapter 17 Environmental Hazards and Human Health

Summary1.     Major types of hazards faced by humans include cultural, physical, chemical, and biological hazards.   2.     Toxicology is the scientific field that measures the degree of harm a hazardous agent can cause. Scientists measure toxicity based on dosage, solubility, persistence, bioaccumulation, biomagnification, and chemical interactions.   3.     Chemical hazards … Continue reading

Chapter 17 Environmental Hazards and Human Health (Screencast)

Chapter 17: Environmental Hazards and Human Health Concept 17-1 People face health hazards from biological, chemical, physical, and cultural factors, and from the lifestyle choices they make. Five major types of hazards •Biological: pathogens •Chemical •Physical •Cultural •Lifestyle choices Concept 17-2 In terms of death rates, the most serious infectious … Continue reading

Environmental Systems’ Free-Response Questions

Free-Response Questions Below are free-response questions from past AP Environmental Science Exams. Included with the questions are scoring guidelines, sample student responses, and commentary on those responses, as well as exam statistics and the Chief Reader’s Report for past administrations. Source: http://apcentral.collegeboard.com/apc/public/exam/exam_information/2003.html#name13 Free-Response Questions 2013 2012 2011 2010 2009 2008 … Continue reading