He ozone - Study guides, Class notes & Summaries

NREMT - Cardiology & Resuscitation Exam 2023 (100% Correct Answers) A 9-year-old male complains of pain in the middle of his chest. He tells you that the pain increases with deep inspiration. His mother tells you that he has had frequent coughing for the past week. She denies any other medical history and tells you he is up-to-date with his vaccinations. His lungs are clear to auscultation. His vital signs are P 110, R 18, BP 110/70, and SpO2 is 97% on room air. You should suspect: A. c...

CFC's and the ozone layer Questions and Answers 2023 CFCs are organic molecules that contain 3 elements: carbon, chlorine and fluorine CFCs are both non toxic or flammable and start off unreactive In water CFCs are insoluble CFCs have a low boiling point CFCs were used in refrigerators, air conditioning systems, propellants and aerosol spray cans In 1974 discovered the truth behind CFCs which was that the chlorine inside CFCs helped destroy ozone ...

C6e: Depletion of the ozone layer Questions and Answers 2023 Explain why the use of CFCs has been banned in the UK • society has agreed with scientists' views that CFCs deplete the ozone layer. Describe and explain how scientists' attitude to CFCs has changed: • initial enthusiasm for the use of CFCs based upon their inertness • later discovery of ozone depletion and link to presence of CFCs • acceptance by scientists and the rest of the world community that the use o...

What is the approximate doubling time of a population growing exponentially at a rate of 7% annually? 10 years 14 years 7 years 5 years correct answers 10 years The Environmental Protection Agency (EPA) was established by which US president? Richard Nixon Bill Clinton Franklin Roosevelt Theodore Roosevelt correct answers Nixon John Muir founded the Sierra Club in 1892. His _________ worldview clashed with the __________ view the government had long held. He lead the preservatio...

ATSC 113 Midterm Exam Questions with All Correct Answers What are anabatic winds? - Answer- Warm updrafts rising along mountain slopes - usually more turbulent and irregular then mountain waves What are thermals? - Answer- The warm air that rises after the sun heats the air on the ground - helps provide lift fromt he rising air What are moutnain waves? - Answer- The oscillating wind that occurs after it travels over a moutain - can be fun to soar in but some moutnain waves can "b...

Rachel Carson correct answers published Silent Spring in 1962; documented the environmental damage done by DDT and other pesticides. This book heightened public awareness at the start of the modern environmental movement. Paul Ehrlich correct answers a biologist who published The Population Bomb in 1968; discussed overpopulation and food production issues for future generations. Garrett Hardin correct answers published "Tragedy of the Commons" in 1968; argued that rational people will ex...

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

EPA 609 Questions and Answers Already Passed Lifetime of CFCs is believed to range from _____ years? 2 to 100 For determining the Ozone Depletion Potential ________ having been assigned a factor of 1? CFC-11 Ester-based synthetic oils can be mixed with other oils? False Since ________, it is no longer legal for CFCs to be manufactured or imported into the United States? January 1, 1996 Since _____, it is illegal to vent substitutes for CFC and HCFC refrigerants? November 15, 1995 Ozone at g...

PRAXIS II ELEMENTARY EDUCATION (5001) EXAM 2024 The attack on Pearl Harbor - correct answer What was a contributing factor to the United States entering World War II? The Battle of Fort Sumter - correct answer What event is recognized as the beginning of the American Civil War? The death of Cleopatra - correct answer What contributed most to the fall of the ancient Egyptians? The development of republican democracy - correct answer What is a lasting influence ancient Romans had on m...

A client comes to the health department needing a flu vaccine for work. What allergy is a contraindication to receiving a flu vaccination? - Egg A client reports to his health care provider that he works in a packing plant. What secondary prevention method should the provider do with the client at this appointment? - Screen for s/s of carpal tunnel syndrome A client reports to the healthcare provider that he drinks a 6 pack of beer daily. The provider should educate the patient that he is ...