Prevent global warming Study guides, Class notes & Summaries

Main questions of course - 1. How do humans alter earth 2. how do human alterations affect the biosphere 3. What can be done to alleviate human alterations of the biosphere Greatest ecological impacts of humans(most to least) - 1. Nitrogen fixation 2. Water use 3. Land transformation 4. CO2 concentration rise 5. Ocean acidification 6. Bird extinction 7. Plant invasion Planetary Boundaries - Limits between which global systems must operate to prevent abrupt and irreversible environment...

Homeland Security Questions and Answers Graded A+ Case study 1.1: Use of Drones They are unregulated controlled vehicles. Could be used as weapons by terrorist groups, and used in many countries to kill the enemy. Case study 1.2: Presidential Declaration of Disaster Decisions When the governor asks for finances during a disaster from the president. Normative Theories: Hamilitonian Jefferson Jacksonian To get assistance, must go through the Stafford act and must be within a timely...

EPA 609 Technician Certification Questions and Answers | Latest Version | 2024/2025 | Already Passed What is the purpose of the EPA 609 Technician Certification? The EPA 609 certification allows technicians to service motor vehicle air conditioning (MVAC) systems and handle refrigerants in compliance with the Clean Air Act to prevent environmental harm. Why is it important for technicians to be certified before handling refrigerants in MVAC systems? Certification ensures that te...

EPA Type 1 Questions and Answers | Latest Version | 2024/2025 | Graded A+ What is the primary purpose of EPA Type 1 certification? The primary purpose is to certify technicians in the proper handling of small appliances that contain refrigerants, ensuring compliance with environmental regulations. What types of equipment are covered under EPA Type 1 certification? EPA Type 1 certification covers small appliances, including household refrigerators, window air conditioning units, and ...

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...

EPA Type 3 Questions and Answers | Latest Version | 2024/2025 | Graded A+ What is the primary purpose of obtaining certification in handling high-pressure refrigerants? The primary purpose is to ensure technicians are trained in the safe and effective management of refrigerants used in large air conditioning and refrigeration systems. Which types of systems require this certification for proper handling and maintenance? This certification is necessary for working with large appliance...

Energy Stores - 1) Elastic potential 2) Gravitational potential 3) Thermal 4) Electrostatic 5) Nuclear 6) Chemical 7) Kinetic 8) Magnetic 9) Light 10) Sound How is energy transferred? - 1) Mechanically - force doing work 2) Electrically - work done by moving charges 3) Heating/Radiation - light, sound How can work be done? - When a current flows or by a force moving an object Kinetic energy formula - E=1/2mv² Kinetic energy(J) = 0.5 x mass(kg) x speed²(m/s) Gravitati...

is this public health? A student at SLU Madrid dies of Meningitis. Everyone that was exposed to her in class, and in her dormitory must be treated prophylactically. A "case-finding" program has to be initiated to seek out potential exposures. correct answers yes is this public health? At a local discussion on vaccine mandates, school administrators, lawyers, physicians, social workers, vaccine manufacturers, politicians, medical supply companies, a local parenting group, and religious lea...

environment They are studying the _________. = all of the natural things in an area or the world. pollution The government has laws to prevent ______. = things that make air, water, soil etc dangerously dirty global warming Many scientists are studying ________. = the increase in world temperatures caused by large amounts of carbon dioxide around the Earth recycle In many countries, they ______ glass, plastic, and paper. = to put used objects or materials through a special process so ...

EPA Test Questions and Answers | Latest Version | 2024/2025 | Graded A+ What is the primary goal of the EPA certification for technicians? The primary goal is to ensure that technicians handling refrigerants are trained to minimize emissions, protect the environment, and comply with regulations. Why is it essential for technicians to recover refrigerants during servicing and disposal? Recovering refrigerants prevents them from being released into the atmosphere, which helps reduce t...