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EGEE 102 Exam 2 2025 Questions and Answers Fossil fuels are hydrocarbons comprised of primarily carbon and hydrogen and some sulfur, nitrogen, oxygen, and mineral matter. - ....ANSWER SO2 is a primary pollutant - ....ANSWER ...-True ...-True Currently natural gas usage accounts for the highest amount of carbon dioxide emissions in the US - ....ANSWER ...-False The primary source for nitrogen oxide emissions in the US is from industries ....ANSWER ...-False Approximately 90% of the NOx emissions from combustion devices are in the form of NO2. - ....ANSWER ...-False Short-term exposures to low levels of NO2 may lead to changes in airway responsiveness and lung function in individuals with preexisting respiratory illnesses. ....ANSWER ...-True Aerosols (formed from sulfate particles) can cause the the planet to warm up ....ANSWER ...-True Oceans are vital in the energy balance of the earth The great ocean conveyor belt slowdown or stoppage could lead to a potential catastrophe - ....ANSWER ...-True …FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 1