NEHA RS Practice Exam (100% correct answers)

Misfeasance correct answers The doing of an authorized act in an unauthorized manner Frequency correct answers The pitch of a sound is determined primarily by (blank) Sulfur dioxide correct answers Which component of clean, dry air has the smallest volume? Nylon correct answers Ozone reduces the useful life of all of the following except (blank) a. rubber b. textiles c. dyes d. nylon Major sources of sulfur dioxide pollution correct answers Metal smelters, coal and oil burning power plants, refineries High motor vehicle traffic correct answers Photochemical smog has been reported in congested areas with (blank) Fugitive pollutant correct answers Emissions of gases or vapors from pressurized equipment due to leaks and other unintended or irregular releases of gases, mostly from industrial activities. (street dust) Short-range primary pollutant examples correct answers Total suspended solids and sulfur dioxide False correct answers CFCs increase the amount of ozone in the atmosphere- true or false? Primary pollutant (air) correct answers A pollutant that is found in the atmosphere in the same form as it exists Sulfur dioxide (SO2) correct answers Impurities in combustible hydrocarbons (coal and oil) combine with oxygen to produce (blank) when burned? Sound transmission loss correct answers The ratio of the energy passing through a wall, floor, or ceiling to the energy striking it is called Portable fire extinguishers correct answers Halon-1211 is used primarily in ______. Fog, mist, or dust correct answers Scrubbers are wet collectors generally used to remove particles that form as a (blank, blank, or blank) Safe Alternatives Policy Program correct answers A policy program that specifies alternatives for all ozone-depleting substances