Nsci 115 - Study guides, Class notes & Summaries

NSCI 115 Exam Questions with Answers (83 Questions)

28 - About ____ million tons of synthetic organic chemicals such as benzene, toluene, formaldehyde, vinyl chloride, phenols, chloroform, and trichloroethylene are released each year into the air by human activities. Volatile - ____ organic compounds are organic chemicals that evaporate easily or exists as gases in the air. Photochemical - Products, such as ozone (O3), formed by reactions driven by sunlight interacting with existing pollutants, such as NOx, are called ___ oxidants. Photoch...

Modern life in North America, China, and Europe has led to an increase in resource consumption. If the rest of the world lived this way, it would result in - disastrous environmental impacts Which of the following are statements that would apply to the definition of life span? - No known sea turtle has ever lived past 250 years. The oldest living human was recorded to have lived to the age of 122 years What constitutes family planning in the context of population? - Couples choosing to hav...

28 About ____ million tons of synthetic organic chemicals such as benzene, toluene, formaldehyde, vinyl chloride, phenols, chloroform, and trichloroethylene are released each year into the air by human activities. Volatile ____ organic compounds are organic chemicals that evaporate easily or exists as gases in the air. Photochemical Products, such as ozone (O3), formed by reactions driven by sunlight interacting with existing pollutants, such as NOx, are called ___ oxidants. ...

According to the video "Sprawl America" (Census results in 2000), how the population of Cherokee County has changed in the previous 20 years? How is it expected to change in the next 20? - It has doubled in size and is expected to double again. What proportion of the world's population lives in cities? How is this expected to change in the next 50 years? - About half. It is increasing. Describe what is meant by a "heat island." Why are cities heat islands? - A dome of high temperature...

Of all the uses of the Ganges River, which one, when it ceases, will enhance the quality of all the others? - Sewage disposal Source reduction involves _____. - not producing toxic materials or not allowing those material to enter the environment. Agricultural land, poorly run land disposal sites, and urban runoff are examples of ____ pollution sources since the contaminants produced at each site have many origins and many different ways to enter the environment. This makes it difficult to...

Tougher regulations and falling prices have led to the closing of over 25 _ companies and 260 mines - coal The capacity to do work is _ - energy what is the abbreviation for the amount of energy it takes to heat one pound of water by one degree F? - BTU Petroleum, natural gas, and coal are all - fossil fuels Fossil fuels currently account for about _ percent of the world's commercial energy needs. - 80 Select the two sectors that use the most energy in the United States (in 2014) - - T...

road transport - The Kyoto protocol lists which of the following as one of the most important targets to reduce greenhouse gas emissions. 1/8; < 0.3 % - Road, sea, and air transport produce _____ of human-induced green house gasses (GHG), of these, road transportation accounts for ____ of global GHG emissions. The economic impact of the "Kyoto Protocol" on developing countries. - Which of the following topics is discussed in the paper by Lulic et al.? ? - According to the paper by Lul...

Select the term for the living part of the environment - biosphere Rocks are found in the ____ of the environment - lithosphere Which layer of the atmosphere is furthest from the crust of the Earth? - thermosphere Going away from the surface of the Earth, the density of the atmosphere ______. - decreases Which layer of the atmosphere is closest to the crust of the Earth? - troposphere Select the part of the hydrosphere having the lowest percentage of water. - atmospheric water vapor Sele...

What particles are found in an atom? - Protons, neutrons, electrons What is a covalent bond? - Shares electrons What is an isotope? - Same number of protons, different number of neutrons What are the physical properties of minerals? - Luster, hardness, crystal form, cleavage, streak, color What is the definition of a mineral? - Inorganic, naturally occurring, crystal form, solid, definite chemical composition