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Name ______________________________ Class __________________ Date __________________ Assessment Chapter Test A Atmosphere and Climate Change MATCHING In the space provided, write the letter of the term or phrase that best matches the description. _____ 1. decomposed by chlorine atoms a. DNA damage _____ 2. vertical sunlight b. surface ocean currents _____ 3. trade winds, westerlies, and polar c. equatorial regions easterlies d. CO2 _____ 4. a greenhouse gas added to the e. El Niño atmosphere when fossil fuels are f. La Niña burned g. prevailing winds _____ 5. winds push warm water eastward h. Montreal Protocol in the Pacific Ocean i. greenhouse effect _____ 6. international limits on CFC j. ozone molecules production to protect the ozone layer _____ 7. result of high UV radiation at Earth’s surface _____ 8. process by which the atmosphere reradiated infrared radiation back to Earth’s surface, keeping it warm _____ 9. water is cooler than usual in the eastern Pacific Ocean _____ 10. caused by wind and influenced by Earth’s rotation MULTIPLE CHOICE Choose the one best response. Write the letter of that choice in the space provided. _____ 11. Weather is a region’s a. long-term, prevailing atmospheric conditions. b. number of seasonal daylight hours. c. atmospheric conditions on a given day. d. lack of ocean currents. _____ 12. As cold air sinks, a. it expands and cools further. b. it compresses and warms. c. it remains at the same pressure and temperature. d. it always releases water vapor. © Houghton Mifflin Harcourt Publishing Company Holt McDougal Environmental Science 1 Atmosphere and Climate Change Name ______________________________ Class __________________ Date __________________ Chapter Test A continued _____ 13. Elevation is a factor in climate because under most conditions, a. temperature falls as elevation increases. b. temperature rises as elevation increases. c. temperature is not affected by elevation. d. snowfall is unlikely at high elevation. _____ 14. Seasonal changes in daylight hours and climatic conditions are caused by a. the annual change of distance from sun to Earth. b. ocean currents. c. lunar phases. d. the 23.5º tilt of Earth’s axis. _____ 15. The ozone layer protects living organisms on Earth by a. enhancing solar energy. b. blocking solar ultraviolet (UV) radiation. c. blocking solar infrared (IR) radiation. d. preventing escape of water vapor. _____ 16. Ozone holes appear in polar regions during springtime when ozone-depleting a. chlorine atoms are released from polar stratospheric clouds. b. chlorine atoms are captured by polar stratospheric clouds. c. CFCs are synthesized in polar stratospheric clouds. d. CFCs magnify ultraviolet light. _____ 17. Though CFC production has been curtailed, the threat to upper atmospheric ozone continues because CFCs a. become harmless quickly. b. break down ozone for only a short time. c. persist but stop breaking down ozone. d. persist and continue to break down ozone for decades _____ 18. Which of the following does not reduce CO2 in the atmosphere? a. animal respiration c. oceans b. tropical rain forests d. phytoplankton _____ 19. A continuous record of annual average atmospheric CO2 concentrations from Mauna Loa, Hawaii, reveals a. a steady increase since 1988. c. a steady decrease since 1958. b. no change since 1958. d. a steady increase since 1958. _____ 20. Which of the following would not be a consequence of an increase in global temperature a. increased frequency of major droughts b. increased frequency of major storms c. increased polar ice mass d. rising sea level © Houghton Mifflin Harcourt Publishing Company Holt McDougal Environmental Science 2 Atmosphere and Climate Change