APES Unit 6 multiple choice

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

A) Oil

B) Coal

C) Biomass

D) Nuclear

E) Geothermal

Biomass

Directions: Select the choice that best fits each statement. The following question(s) refer to the following energy sources.

A) Biomass

B) Wind

C) Tidal energy

D) Nuclear fission

E) Sunlight

The source whose use is a direct cause of deforestation

Biomass

Directions: Select the choice that best fits each statement. The following question(s) refer to the following energy sources.

A) Biomass

B) Wind

C) Tidal energy

D) Nuclear fission

E) Sunlight

The source that is not renewable

Nuclear fission

Directions: Select the choice that best fits each statement. The following question(s) refer to the following energy sources.

A) Biomass

B) Wind

C) Tidal energy

D) Nuclear fission

E) Sunlight

The source that produces long-lived hazardous wastes

Nuclear fission

Directions: Select the choice that best fits each statement. The following question(s) refer to the following energy sources.

A) Biomass

B) Wind

C) Tidal energy

D) Nuclear fission

E) Sunlight

The source that is converted directly into electrical energy by photovoltaic cells

Sunlight

The combustion of one gallon of automobile fuel produces about 5 pounds of carbon (in CO₂). Two autos are making a trip of 600 miles. The first auto gets 20 miles per gallon, and the second gets 30 miles per gallon. Approximately how much less carbon (in CO₂) will be produced by the second auto on this trip?

E) 50 lbs

Which of the following is the best example of an economic incentive that could be used to improve environmental quality and reduce resource waste?

• Providing tax breaks for companies that use recycled materials.

Which of the following is the best example of an economic incentive that could be used to improve environmental quality and reduce resource waste?

Providing tax breaks for companies that use recycled materials

Which statement best describes the approximate global distribution of coal supplies?

A) Brazil and South Africa together contain 33% of proven reserves.

B) The United States contains 40% of proven reserves.

C) Australia, Japan, and France together contain 45% of proven reserves.

D) The United States, the former Soviet Union, and China together contain 50% of proven reserves.

E) Germany, Brazil, and India together contain 75% of proven reserves.

The United States, the former Soviet Union, and China together contain 50% of proven reserves.

A major limitation of using photovoltaic cells to generate electricity is that they:

(B) Do not produce as much electricity on cloudy days

Which of the following energy sources is renewable?

(E) Solar

An advantage of using natural gas, rather than oil, as a fuel is that natural gas is

A) less of a contributor to global warming because it does not release CO2 when it burns

B) less expensive because most reserves are in the United States

C) more abundant because it is a by-product of photosynthesis

D) cleaner because it burns more completely

E) safer to store because it is a gas

cleaner because it burns more completely

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

(A) Coal, oil, and natural gas

One solution for reducing the amount of atmospheric carbon dioxide would be to

A) increase oceanic temperatures to enhance carbon dioxide uptake

B) increase the rate of removal of tropical rain forests

C) decrease the total area of rice paddies

D) decrease the use of fossil fuels

E) decrease the production of chlorofluorocarbons

decrease the use of fossil fuels

Economic benefits of building large dams include which of the following?

I. Storage of water for agriculture and domestic use

II. Controlling floods upstream

III. Production of renewable energy

I and III only

Some automobiles in the United States are fueled by natural gas. What is the primary environmental advantage of natural gas relative to gasoline as a transportation fuel?

(D) Natural gas combustion emits fewer pollutants.

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

A) 365

B) 1,825

C) 5,000

D) 10,500

E) 365,000

1,825

Which of the following is a way for the government to encourage efficient energy use?

A) Requiring higher fuel economy standards for new cars

B) Implementing government subsidies to keep gasoline prices low

C) Raising the speed limit from 55 to 70 miles per hour

D) Limiting the development of public transportation systems

E) Removing all taxes from gasoline at the fuel pump

Requiring higher fuel economy standards for new cars

 Which of the following is the most valid inference regarding electricity production, based on the graph above

(B) Electricity production from coal began to decrease in 2008 because of the increasing use of natural gas and renewable energy.

Which of the following energy sources is not derived directly or indirectly from solar energy?

A) Geothermal

B) Photovoltaic

C) Hydroelectric

D) Biomass

E) Wind

Geothermal

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 boiling points of the components.

Hydraulic fracturing, or fracking, is the pumping of highly pressurized water with a mixture of sand and chemicals into boreholes to:

Create cracks within the rock in order to provide pathways for the release of gas and oil.

One person drives 60,000 miles in a car that averages 30 miles per gallon (mpg), while another person drives 60,000 miles in a car that averages 20 mpg. Over the course of 60,000 miles, how many fewer pounds of CO₂ are released by the 30 mpg car than by the 20 mpg car?

(C) 20,000.

The half-life of radon gas is approximately four days. Four weeks after the introduction of radon into a sealed room, the fraction of the original amount remaining is closest to:

(E) 1/128

Which of the following is the most successful solution to the problem of fish mortality caused by dams?

(C) Building fish ladders around the dam.

Which of the following accurately describes a fuel cell vehicle?

(C) Fuel cell vehicles use hydrogen to generate electricity that runs the motor.

Which of the following best describes how the use of hydrogen fuel negatively impacts the environment?

(D) The energy needed to produce the hydrogen fuel may come from fossil fuels, whose use contributes to ocean acidification and global climate change.

• A family of five recently replaced its 5-gallon-per-minute showerheads with water-saving 2-gallon-per-minute showerheads. Each member of the family averages 8 minutes in the shower per day. In a 30-day period, how many fewer gallons of water will the family use with the new showerheads?

(D) 3,600 gallons.