Ozone depletion - Study guides, Class notes & Summaries

ODP Test Questions and Answers Already Passed What does ODP stand for in environmental science? ODP stands for Ozone Depletion Potential. Why is the ozone layer important for life on Earth? It protects living organisms from harmful ultraviolet (UV) radiation from the sun. What are chlorofluorocarbons (CFCs) primarily used for? CFCs are mainly used as refrigerants, propellants in aerosol sprays, and in foam-blowing applications. What is the primary consequence of ozone deplet...

EPA 609 Technician Certification Exam 2024 Questions With Correct Answers 1. T/F Ozone at ground level ans at Stratosphere is a harmful pollutant Answer - FALSE 2. 2. For determining the Ozone Depletion Potential having been assigned a factor of 1 Answer CFC-11 3. 3. Ozone layer absorbs and scatters form the sun Answer Ultraviolet light 4. 4. T/F R-134 is a chlorine-free refrigerant Answer TRUE

federal, state, and local laws. As technicians, we must follow and be up to date on all: 25 Core questions 25 Type I questions 25 Type II questions, and 25 Type III questions. This makes for 100 questions total. For Universal Certification, you will receive how many questions? 50 questions - 25 Core questions and 25 Type III questions If you need to get Type III certification, which of the following will be on your exam? 70% What is a passing grade for all EPA certif...

CFC's and Ozone Depletion Questions and Answers 2023 What is the full name for "CFCs"? Chlorofluorocarbon Why were CFCs developed and how were they used? Humans synthesized the production of CFCs because they are nontoxic, nonflammable, cheap and widely available. They revolutionized air conditioning making it readily accessible for homes, offices, schools, cars etc. CFC technology transformed the economy as it spurred the growth of humid/hot countries. Chemical Formula for C...

PUB2606 EXAM PACK. LEG Q & A Assignment 2018 1 ASSIGNMENT 01: COMMENTARY Question 1 What is the role of international and regional conventions (treaties) in South African environmental law? [10] Suggested answer  Environmental deterioration or damage do not only affect individual states but also the entire world. In other words it is a cross border issue and not limited to man-made borders.  It includes, for example, ozone depletion, global warming, loss of biodiversity, air an...

EPA 609 Technician Certification Exam Questions with Complete Solutions 100% Verified 1. T/F Ozone at ground level ans at Stratosphere is a harmful pollutant - Correct Answers FALSE 2. For determining the Ozone Depletion Potential __________ having been assigned a factor of 1 - Correct Answers CFC-11 3. Ozone layer absorbs and scatters __________ form the sun - Correct Answers Ultraviolet light 4. T/F R-134 is a chlorine-free refrigerant - Correct Answers TRUE 5. a refillable refrig...

EPA 608 Exam Practice Questions 1-100EPA 608 Exam Practice Questions 1-100 Ozone depletion is caused by _______ in HFC refrigerants. - Answer chlorine CFCs and HCFCs ________ making them capable capable of reaching the stratospheric ozone layer. - Answer do not dissolve in water or easily break down in the atmosphere According to the Rolanda-Molina theory, ________ are destroyed by each chlorine atom in the stratosphere. - Answer 100,000 ozone molecules The stratospheric ozone layer prote...

EPA 609 Practice Questions with Complete Solutions 100% Verified Correct Answers R-134a is a chlorine-free refrigerant - Correct Answers True Ozone layer absorbs and scatters ________ from the sun - Correct Answers ultraviolet light For determining the Ozone Depletion Potential ________ having been assigned a factor of 1 - Correct Answers CFC-11 A refillable refrigerant cylinder must not be filled above ______ of its full capacity. - Correct Answers 80% Ozone at ground level and at ...

Which Refrigerants contain the most chlorine? - correct answer CFC's As of what date did it become unlawful to intentionally release Class 1 and Class 2 refrigerants to the atmosphere? - correct answer July 1, 1992 Which Refrigerants have the lowest zone depletion potential? - correct answer HFC's The molecule found in CFC's and HCHC's refrigerants that destroys the ozone in the stratosphere is: - correct answer Chlorine Stratospheric ozone consists of: - correct answer Three oxy...