BBE 1002 Questions and Answers 100% Pass From the textbook. Why did the author suggest California is in a state of denial? Because they import much of what they consume but at the same time they have abundant resources of their own.
Figure 2 showed the % consumption of different resources for the ...
BBE 1002 Questions and Answers 100% Pass From the textbook. Why did the author suggest California is in a state of denial? ✔✔Because they import much of what they consume but at the same time they have abundant resources of their own. Figure 2 showed the % consumption of different resources for the developed nations. It showed that in the year 2010 these countries consumed about __________% of the global petroleum consumption. ✔✔50% Globally we consume about 12 tons per person per year but this is slightly misleading as some countries consume much more than others. How much more do high income countries consume than low income countries? ✔✔About 10 times more. Assume the Proven Reserves of mi neral XYZ are 40 tons and the consumption rate of mineral XYZ is 2 tons per year. What is the R/P ratio ✔✔20 years What was the current R/P ratio for crude oil in 2010? ✔✔About 43 years On average, each person in the US consumes about ________ lbs of min eral resources per year. ✔✔26,000 Which best describes the concept "it takes resources to extract resources"? ✔✔It takes water and fossil fuels to extract minerals or fossil fuels When people talk about "ore" what are they referring to? If you don't know , you may need to google it. ✔✔a naturally occurring solid material from which a metal or valuable mineral can be profitably extracted. What example was used to explain the concept 'it takes more resources to extract more resources"? ✔✔mountaintop coal mi ning. Which of the following reasons were given for why countries import resources. ✔✔-cheaper because of cheap labor - no local supply -cheaper because of relaxed environmental regulations life cycle ✔✔-Mining of iron ore;extraction -Making steel from iron ore;production -recycling a car;end of life -driving a car;use -building a car -production What was one of the reasons, cited in the text, that there was spike in oil prices in the 1970's? ✔✔US oil production slowed. The taconite i n the Mesabi formation contains about ___% iron ✔✔30% In Chapter 7 they cited a study that looked at the recycling rates of 60 different metals. They found that the recycling rate for over half of them was ✔✔less than 1% recycling rate ✔✔Common metals li ke copper, steel, aluminum have recycling rates of 50%. In the NASA video showing carbon dioxide concentrations in the atmosphere (A Year in the Life of Earth's CO2) what season showed the highest concentration of carbon dioxide in the northern hemisphere ? ✔✔Winter How much is a metric ton? ✔✔1000 kilograms Plants take carbon dioxide out of the atmosphere because of photosynthesis. Living plants also put carbon dioxide back in the atmosphere through a process called _____________. ✔✔respiration The carb on cycle is drawn out in Figure 1. How much carbon is being emitted from human activity? ✔✔9 billion metric tons If you watch the animation called "pump handle" it tracks CO2 concentrations back 800,000 years. In the animation, pre industrial concentratio ns were about ___________ ✔✔280 ppm The cool graphic on carbon dioxide concentrations over time (since like 800,000 BCE showed some interesting things. What was the approximate concentration of CO2 in the atmosphere in 1979? ✔✔330 ppm In the NASA video s howing carbon dioxide concentrations in the atmosphere (A Year in the Life of Earth's CO2) the red colors in the northern hemisphere start to fade (concentrations are reduced) because of ____________. ✔✔plant uptake of carbon dioxide
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