Class_ Date. Skills Worksheet) Concept Review In the space provided, write the letter of the description that best matches the term or phrase. 1. condensation 2. floodplain 3. watershed 4. tributary 5. evapotranspiration 6. discharge 7. desalination B. delta 9. precipitation . 10. alluvial fan a. any form of water that falls to Earth's surface from the clouds, including rain, snow, sleet, and hail b. change of state from a gas to a liquid c. the process of removing salt from ocean water d. area along a river, formed by sediments deposited when the river overflows its banks e. fan-shaped mass of rock material deposited by a stream Onland where the slope decreases sharply f. area of land drained by a river system g. fan-shaped mass of rock material deposited at the mouth of a stream into another body of water h. volume of water moved by a stream in a given time period i. the total water loss from an area by evaporation and transpiration j. stream that flows into a lake or into a larger stream In the space provided, write the letter of the answer choice that best completes each statement or best answers each question. 11. A river system begins to form in a given area when a. evapoLranspiration exceeds precipitation. b. precipitation exceeds evapotranspiration. c. precipitation exceeds condensation. d. condensation exceeds precipitation. 12. What happens over time as a stream's channel erodes? a. The stream becomes a watershed. b. The stream becomes a valley. c. The stream becomes a river d. The stream dries out. Copyright O by Holt, Rlnfih.irt and mnaton. All right/i reaprvpd. Holt Earth Science River Systems Name, Class _ | Concept Review continued _ 13. When precipitation exceeds evapotranspiration and runoff, a. soil becomes dry and irrigation is necessary. b. soil becomes moist and wind increases. c. soil becomes dry and flooding is possible. d. soil becomes moist and flooding is possible. _ 14. Which of the following factors affect the water budget? a. temperature, vegetation, wind, rainfall b. rock formation, conservation, rainfall, supply costs c. purification costs, water management, conservation, rainfall d. desalination, conservation, cost of land, rainfall _ 15. Which of the following are stages of the water cycle? a. transportation, deposition, precipilal.ion b. evapotranspiration, condensation, precipitation c. evaporation, transmutation, participation d. transubstantiation, condensation, precession 16. Wliy do people choose to live in floodplains? a. There is access to fishing and the soil is rich. b. Floods can be overcome. c. Water drainage is good. d. The soil is good for housing development. _ 17. Which of the following are methods of water conservation? a. encouraging pollution b. damming rivers c. reducing evaporation and condensation d. enforcing conservation laws _ 18. Which of the following affect erosion caused by a river? a. acid rain and pollution b. rocks and sand c. discharge and gradient d. watersheds and floods _ 19. Which is a direct method of Hood control? a. soil conservation b. dam c. natural levee d. valley _ 20. A lake forms when a. two or more rivers meet. b. a river runs dry c. condensation occurs. d. precipitation collects in a depression. Copyrlfilu 63 liy Holt, Rlueliarf. and Wm.ilon. All rights rraervpri. Holt Earth Science River Systems