6.1-6.2 Energy Resource and Consumption Quiz

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If an incandescent lightbulb used for lighting has an efficiency rating of 15 percent, then for every 1.00 joule of electrical energy consumed by the bulb, which of the following is produced?

0.05 joules of light energy

In what year was the fraction of energy supplied by coal the greatest?

1910

In approximately what year did oil and gas become the dominant fuels for the United States?

1940

A home uses ten 100-watt lightbulbs for fifteen hours per day. Approximately how many kilowatt-hours of electrical energy are consumed in one year by using the lightbulbs?

5475

In 1997 the World Resource institute estimated the world's proven oil reserves to be 1,000 billion barrels and the ultimately recoverable reserves to be 2,000 billion barrels. The table below shows the world consumption of oil from 1986 to 1997. At the 1997 rate of consumption, about how long will the estimated 2,000 billion barrels of oil last?

75 years

How many BTUs were consumed in the United States in 2017 by consumers that used petroleum as a fuel source?

97.7 quadrillion BTU's

In the majority of less developed countries, the major source of energy for domestic use is which of the following?

Biomass

Which of the following best describes an advantage of burning biomass rather than burning fossil fuels in developing countries?

Biomass production is cheaper than fossil fuel extraction, making it more readily available for use.

Which three sources supply the majority of commercial energy is the world today?

Coal, oil, and Natural Gas

Throughout the world, especially the less-developed countries, burning wood or other biomass for heating or cooking in homes is common. One negative environmental impact of this practice is the production of particulates indoors, which can be a health hazard to humans.Which of the following describes the best strategy for mitigating this potential problem?

Installing effective ventilation systems in dwellings

Which of the following is a characteristic of nonrenewable energy sources that distinguishes them from renewable energy sources?

Nonrenewable energy sources Typically take a longer time to replenish than renewable energy sources do.

This type of energy is considered a nonrenewable energy source

Nuclear Energy

The source that is not renewable

Nuclear fission

Which of the following explains why some energy sources are renewable?

Renewable energy sources can be replenished naturally, at or near the rate of consumption.

Is renewable

Solar

Which of the following fuel sources is commonly used in less developed countries because it is easily accessible?

Wood


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