APES Review-Game 7 Energy

Which of the following is an environmental problem associated with abandoned coal mines?

• Air pollution caused by smog from ozone formation

• Acid drainage due to leaching of spoil heaps by rainwater

• Alkaline solutions that pollute streams

• Released nutrients that cause eutrophication into streams

• Thermal pollution of streams in the area

Which of the following is the best example of an energy storage element in a solar energy system

• The photovoltaic array in a solar electric system

• The overhang that blocks sunlight in a passively cooled home.

• The insulated windows in a passively heated solar home

• The sun-tracking mirrors in a power tower system

• The hot water tank in a solar hot water system

1. After 200 million years, only 1/16 of the original amount of a particular radioactive waste will remain. The half-life of this radioactive waste is how many million years?

• 12.5

• 25

• 50

• 75

• 100

The separation of the various components of crude oil in refineries is accomplished primarily by taking advantage of differences in which of the following?

• The densities of the components

• The boiling points of the components

• The solubility of the components

• The sulfur content of the components

• The viscosities of the components

The majority of atmospheric mercury is produced by

• medical waste incinerators

• coal-burning power plants

• runoff from thermometer factories

• municipal waste incinerators municipal waste incinerators

• volatilization of lead-based paint

Which of the following is the current recommendation of Congress for the permanent storage of high-level radioactive waste in the United States?

• Burial deep underground at sites remote from population centers

• Storage in huge pools of water at the nuclear plants where they are produced

• Storage in concrete and steel casks, above ground in air-cooled buildings, at nuclear plants where they are produced

• Storage deep in the Antarctic ice sheet and burial beneath the ocean floor

• Injection deep underground in remote areas between impervious layers of shale and clay

The town of Fremont Center shares its power plant with the towns of West Fremont and East Fremont. Information about the three towns is shown in the table below. The maximum capacity of the existing power plant is 2,000 MW.

The number of years that the power plant will be capable of supplying all of the demand for energy in the three cities is nearest to

• 0.5 years

• 5 years

• 15 years

• 25 years

• 70 years

The town of Fremont Center shares its power plant with the towns of West Fremont and East Fremont. Information about the three towns is shown in the table below. The maximum capacity of the existing power plant is 2,000 MW.

Assuming per capita demand remains the same, what will be the approximate power demand in Fremont Center in 40 years?

• 1,000 MW

• 2,000 MW

• 3,000 MW

• 4,000 MW

• 5,000 MW

Approximate percentage of electrical energy converted to heat in the average incandescent lightbulb

• 100%

• 95%

• 30%

• 15%

• 1%

Approximate efficiency of the conversion of light energy to chemical energy in photosynthesis

• 100%

• 95%

• 30%

• 15%

• 1%