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| 1 | |
A nation's fertility rate indicates how that nation contributes to the increase in the world's population growth. Currently, based on its fertility rate, the United States is |
| | A) | contributing significantly to an increase in world population. |
| | B) | not contributing to an increase or decrease in world population. |
| | C) | contributing significantly to a decrease in world population. |
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| 2 | |
When will we see world oil production reach its peak and start to decline? |
| | A) | Never |
| | B) | Not for 100 years or more |
| | C) | In the future, but within our lifetime |
| | D) | It has already happened. |
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| 3 | |
TRUE or FALSE: It is a proven fact that the Earth has experienced cycles of warming and cooling in the past so it is entirely possible that the current warming trend could simply be the same as one of those past warming cycles. |
| | A) | TRUE |
| | B) | FALSE |
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| 4 | |
Suppose that there were no land masses near the Earth's North Pole so that the north polar ice cap covered only the waters of the Arctic Ocean. In that case, if the north polar cap were to suddenly melt, what would happen to the sea levels? |
| | A) | The sea levels would rise. |
| | B) | There would be no change in the sea levels. |
| | C) | The sea levels would fall. |
| | D) | You can't tell what the sea levels would do. |
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| 5 | |
TRUE or FALSE: In order to protect the Earth, we need to eliminate the greenhouse effect as quickly as we can. |
| | A) | TRUE. |
| | B) | FALSE. |
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| 6 | |
The CO2 concentration in the Earth's atmosphere is 27% higher than it has been at any time in over half a million years. |
| | A) | This additional CO2 traps more energy making Earth hotter. |
| | B) | This additional CO2 reflects more energy making the Earth cooler. |
| | C) | This statement is false and the amount of CO2 in the Earth's atmosphere is what it has always been. |
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| 7 | |
TRUE or FALSE: The United States cannot significantly reduce its oil consumption without moving to wind and solar energy. |
| | A) | TRUE |
| | B) | FALSE |
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| 8 | |
Which statement is TRUE? |
| | A) | The United States should convert to natural gas because we would no longer have any need for oil or any other alternative energy sources. |
| | B) | Natural gas is a better fuel than oil because it has no impact on the environment. |
| | C) | Although harder to store, natural gas burns more efficiently than gasoline. |
| | D) | Although more expensive, natural gas reserves are greater than oil reserves. |
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| 9 | |
TRUE or FALSE: The United States should become more reliant on coal because it is cheaper and produces less CO2 than other fossil fuels. |
| | A) | TRUE |
| | B) | FALSE |
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| 10 | |
Which of the following factors has contributed most to reducing the U.S. reliance on nuclear energy? |
| | A) | Fusion reactors are too expensive. |
| | B) | Large scale fission reactors have not yet been developed. |
| | C) | There is concern about safety in fusion reactors. |
| | D) | There is concern about safety in fission reactors. |
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| 11 | |
TRUE or FALSE: The main problem with developing more geothermal power plants is that coal power plants can produce electricity more inexpensively. |
| | A) | TRUE |
| | B) | FALSE |
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| 12 | |
Which statement is TRUE? |
| | A) | If we build a lot of windmills, we will eventually use up all the energy in the wind. |
| | B) | If we put out a lot of solar panels, we will eventually use up all of the sunlight. |
| | C) | If we create a lot of tidal farms, we will eventually use up all of the wave energy. |
| | D) | None of these is correct. |
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| 13 | |
TRUE or FALSE: We do not grow enough corn and soybeans in the United States to replace the gasoline that we use in our vehicles. |
| | A) | TRUE |
| | B) | FALSE |
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| 14 | |
TRUE or FALSE: The ethanol produced from sugar cane in Brazil burns much more efficiently than the ethanol produced from corn in the United States. |
| | A) | TRUE |
| | B) | FALSE |
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| 15 | |
TRUE or FALSE: Paper products are produced from trees, which can be thought of as a crop. As long as we replace the trees at the same rate that we harvest them, there is no benefit to recycling paper products. |
| | A) | TRUE |
| | B) | FALSE |
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| 16 | |
What happens when the cap in a cap-and-trade system for CO2 emissions is set very high? |
| | A) | CO2 emissions would not change significantly. |
| | B) | CO2 emissions would be significantly reduced. |
| | C) | Companies would see a great deal of trading in CO2 emission permits. |
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