Unit 8 Test Review

Mrs. Knowlton

Why are carbon dioxide and water vapor called the greenhouse gases?

A. They are found in varying amounts in Earth’s atmosphere

B. They are found in fixed amounts of Earth’s bedrock

C. They are good reflectors of infrared radiation

D. They are good absorbers of infrared radiation

Which climate conditions are typical of regions near the North Pole and South Pole?

A. Low temperature and low precipitation

B. Low temperature and high precipitation

C. High temperature and low precipitation

D. High temperature and high precipitation

Which combination of climate factors generally results in the coldest temperatures?A. Low elevation and low latitude

B. High elevation and low latitude

C. Low elevation and high latitude

D. High elevation and high altitude

Tropical rain forests remove carbon dioxide gas from Earth’s atmosphere. The destruction of the rain forests could affect Earth’s overall average temperature because ___.

A. more of Earth’s radiation would be absorbed by the atmosphere

B. more sunlight would be reflected back to space by Earth’s atmosphere

C. more visible light would be transmitted through Earth’s atmosphere

D. more ultraviolet light would be transmitted through Earth’s atmosphere

Which two gases in Earth’s atmosphere are believed by scientists to be greenhouse gases and are major contributors to global warming?

A. Carbon dioxide and methane

B. Oxygen and nitrogen

C. Hydrogen and helium

D. Ozone and chlorine

Methods used to reduce sulfur dioxide emissions from smokestacks are an attempt by humans to ___.

A. lesson the amount of insecticides in the environment

B. eliminate diversity in wildlife

C. lessen the environmental impact of acid rain

D. use nonchemical controls on pest species

One environmental problem caused by the use of nuclear power as an energy source is the ___.

A. destruction of the ozone shield

B. disposal of wastes

C. production of acid rain

D. accumulation of carbon dioxide in the atmosphere

Which result of technological advancement has a positive effect on the environment?

A. Development of new models of computers each year, with disposal of the old computers in landfills

B. Development of new models of cars that travel fewer miles per gallon of gasoline

C. Development of equipment that uses solar energy to charge batteries

D. Development of equipment to speed up the process of cutting down trees

Resources that are replenished quickly are called:

A. Non-renewable

B. Renewable

C. Expendable

D. Reliable

Where do fossil fuels come from?

A. Living organisms

B. Internal heat of Earth

C. Sedimentary rocks

D. Dead plants and animals

Which one of the non-renewable resources produces the most air pollution?

A. Petroleum

B. Nuclear

C. Natural Gas

D. Coal

Which of the following substances is fuel used in nuclear power plants?

A. Uranium

B. Sulfur dioxide

C. Petroleum

D. Carbon Dioxide

 The weather characteristics of an air mass result primarily from its ___.

• A. Place of origin• B. Size & Shape• C. Rate of movement• D. Direction of movement

Which type of air mass would most likely have low humidity and high air temperature?

A. cT

B. cP

C. mT

D. mP

Which type of weather is indicated by closely spaced isobars on a weather map?

A. Calm conditions

B. Strong winds

C. Thick clouds

D. Clear skies