]Which of the following best describes the changes involved in a fusion reaction?
The nucleus of an atom splits into fragments, releasing a large amount of energy.
The nucleus of an atom splits into fragments, absorbing a large amount of energy.
The nuclei of two small atoms combine to form one larger nucleus, releasing a large amount of energy.
The nuclei of two small atoms combine to form one larger nucleus, absorbing a large amount of energy.
Question 2 (Multiple Choice Worth 1 points)
[08.02]Which of the following best describes a fission reaction involving lithium?
Two lithium atoms form bonds with each other, absorbing a large amount of energy.
The nuclei of lithium atoms join together to form heavier isotopes, and energy is released.
An atom of lithium absorbs electrons, undergoes an increase in energy level, and splits into fragments.
The nucleus of an atom of lithium splits, resulting in smaller fragments and the release of a large amount of energy.
Question 3 (Multiple Choice Worth 1 points)
[08.02]Nuclear power plants produce a great amount of energy using fission reactors. However, there are safety risks. Which of the following risks are related to using nuclear power plants?
storage and disposal of radioactive waste
production of radioactive atmospheric pollutants
improper handling of volatile radioactive chemicals
lack of adequate space to carry out reactions involving radioactive materials
Question 4 (Multiple Choice Worth 1 points)
[08.03]Which of the following natural resources does not contribute to global warming or air pollution?
Question 5 (Multiple Choice Worth 1 points)
[08.03]Which of the following statements about natural resources is correct?
Oil is more difficult to remove from the Earth than coal.
Coal is present in small quantities compared to other fossil fuels.
Natural gas has a limited supply and an uneven worldwide distribution.
Nuclear power produces small amounts of energy from extremely large masses of fuel.
Question 6 (Multiple Choice Worth 1 points)
[08.03]Which of the following natural resources is considered non-renewable?
Question 7 (Multiple Choice Worth 1 points)
[08.03]Heat from the Earth’s core and pressure on the remains of dead plants and animals create which of the following resources?
biofuel and hydro-electric
natural gas and coal
nuclear power and geothermal
geothermal power and biofuel
Question 8 (Multiple Choice Worth 1 points)
[08.04]Which of the following is the most important challenge in the protection of our environment?
Getting society to care about environmental issues.
Repairing long term damage done to the environment.
Cleaning up after a major polluting event, like an oil spill.
Meeting society’s needs while being responsible with natural resources.
Question 9 (Multiple Choice Worth 1 points)
[08.04]Groundwater contains twenty percent of the world’s fresh water supply. Which of the following is not a human contaminant that pollutes groundwater?
leaking septic systems
Question 10 (Multiple Choice Worth 1 points)
[08.04]What is the major advantage of using compact fluorescent light bulbs compared to incandescent bulbs?
Fluorescent bulbs are less expensive to manufacture.
Fluorescent bulbs are synthetic and use no natural resources.
Fluorescent bulbs are less specific and will run on different voltages.
Fluorescent bulbs produce the same amount of light using less energy.
Question 11 (Multiple Choice Worth 1 points)
[08.04]Some technologies are now available to solve the problem of acid rain, which can alter the pH level of lakes and rivers. Which of the following is the best technology to improve a lake affected by acid rain?
new alternative energy sources
recycling of materials to reduce air pollution
an environmentally safe base to neutralize the lake
transportation equipment to move all aquatic life to safety
Question 12 (Multiple Choice Worth 1 points)
[08.04]What is the name of the greenhouse gas generated by the decaying organic waste in landfills?
Question 13 (Multiple Choice Worth 1 points)
[08.04]Which of the following is the best explanation as to why a combination of renewable energy resources will be necessary to replace fossil fuels?
Alternative energy sources have higher than average operating costs.
Electricity generated by alternative fuels has a very low electrical current.
Society is skeptical on some of the alternative energy sources so a variety is necessary.
One alternative source is unable to meet the demand because of each source’s limitations.