Chapter 1 Multiple choice questions

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. As shown in Figure 1.1 in Section 1.2, by what factor did real-world oil prices in dollars per barrel increase between 1970 and 1980?

They doubled. correct incorrect

They tripled. correct incorrect

They increased by a factor of 6. correct incorrect

They increased by a factor greater than 9. correct incorrect

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. Section 1.3 describes the present global energy system. Read through Box 1.2. The text says that between 1850 and 2018 world primary energy use increased 50-fold. By how much did it increase between 1980 and 2018?

10-fold correct incorrect

5-fold correct incorrect

It roughly doubled. correct incorrect

It increased by 50%. correct incorrect

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. Figure 1.4 shows the changing percentage shares of world primary energy consumption of different fuels. What were the dominant fuels in 1900?

Coal and oil correct incorrect

Coal and renewables correct incorrect

Coal and natural gas correct incorrect

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. Figure 1.5 shows the percentage shares of world primary energy in 2018. What was the total percentage of world primary energy provided by the three fossil fuels: coal, oil, and natural gas?

54.5% correct incorrect

63.2% correct incorrect

71.6% correct incorrect

81.8% correct incorrect

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. Section 1.3 also introduces renewable energy sources. Name two forms of renewable energy that do NOT draw their energy from solar radiation.

Ocean tidal energy and geothermal heat correct incorrect

Ocean tidal energy and wave power correct incorrect

Geothermal heat and hydro power correct incorrect

Hydro power and wave power correct incorrect

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. Section 1.4 describes the requirements for a sustainable energy system. Which qualities (amongst others) must it have?

It is the most economical to run. correct incorrect

It is the cheapest to build. correct incorrect

It does not entail the emission of pollutants. correct incorrect

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. Box 1.4 in Section 1.5 describes exponential growth. World primary energy use doubled in the 14 years between 1945 and 1959. Using the formula in Box 1.4, what was its approximate annual growth rate?

2.5% correct incorrect

5.0% correct incorrect

7.0% correct incorrect

10.0% correct incorrect

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. Section 1.5 also describes the global distribution of oil and gas reserves. The tanker Sirius Star shown in Figure 1.16 could hold 2.2 million barrels of oil. How much was that amount of oil worth at the 2009 price of US$100 a barrel?

US$3 million correct incorrect

US$50 million correct incorrect

US$220 million correct incorrect

US$440 million correct incorrect

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. Section 1.5 also describes the carbon dioxide emissions from different fuels in Box 1.5. Which fuel emits the most carbon dioxide per unit of heat produced?

Coal correct incorrect

Oil correct incorrect

Natural gas correct incorrect

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. The greenhouse effect is described in Section 1.5 in Box 1.6. Which are the most important atmospheric greenhouse gases contributing to global warming?

Oxygen and nitrogen correct incorrect

Carbon monoxide and nitrogen dioxide correct incorrect

Water vapour, carbon dioxide, and methane correct incorrect

Sulfur dioxide and nitrogen dioxide correct incorrect