PHSC 211 Chapter 11 Quiz (A grade)

PHSC 211 Chapter 11 Quiz (Fall 2020)– Liberty University (A grade) Questions 1 through 9 are based on the Lab Exercise #1: Tides. 1. Record your answer from Lab Exercise #1, Question 1. What is the highest tide that occurred on January 20, 2010? a. 4.1 feet b. 3.7 feet c. 1.9 feet d. 0.9 feet 2. Record your answer from Lab Exercise #1, Question 2. What is the lowest tide that occurred on January 20, 2010? a. 4.1 feet b. 3.7 feet c. 1.9 feet d. 0.9 feet 3. Record your answer from Lab Exercise #1, Question 3. What is the tidal range for January 20, 2010? a. 5.0 feet b. 4.6 feet c. 3.2 feet d. 1.6 feet 4. Record your answer from Lab Exercise #1, Question 4. What is the highest tide for the month of January, 2010? a. 7.2 feet b. 6.8 feet c. 6.6 feet d. 5.8 feet 5. Record your answer from Lab Exercise #1, Question 5. What is the lowest tide for the month of January, 2010? a. 1.7 feet b. 1.9 feet c. –1.7 feet d. –0.7 feet 6. Record your answer from Lab Exercise #1, Question 6. What is the tidal range for the month of January, 2010? a. 4.5 feet b. 5.1 feet c. 6.1 feet d. 8.5 feet 7. Record your answer from Lab Exercise #1, Question 9. How low must the water height be relative to MLLW for Elizabeth to clear the bridge? a. –0.3 feet b. 1.9 feet c. –1.7 feet d. –0.7 feet 8. Record your answer from Lab Exercise #1, Question 10. On which days in the first week of January, 2010, could Elizabeth plan to leave the harbor? a. January 1, 2, 3, and 4 b. January 2, 4, and 6 c. January 1, 3, and 5 d. January 2, 3, and 6 9. Record your answer from Lab Exercise #1, Question 11. If she misses her window of opportunity, how many days will Elizabeth have to wait before she can leave? a. 2 days b. 4 days c. 6 days d. 10 days 10. Which of the following is the definition of a shoreline? a. the total area of interaction between land and sea b. the area of land between the highest and lowest possible water levels c. the area covered by high tide d. any area covered by sand 11. The height of a wind-driven wave depends upon wind velocity, a. duration, and fetch. b. duration, and distance to shore. c. fetch, and ocean depth. d. duration, and ocean depth. 12. The depth equivalent to half a wavelength is a wave’s a. wave period. b. wave height. c. fetch. d. wave base. 13. Wave base determines the water depth at which a wave will a. break. b. “feel” the seafloor and begin to build. c. dissipate. d. have the most erosional power. 14. Which of the following is most responsible for existence of tides? a. the gravitational attraction of the sun b. the topography of the ocean bottom c. the gravitational attraction of the moon d. the rotation of Earth on its axis 15. A steady decrease in sea level following a high tide is called a(n) a. ebb tide. b. flood tide. c. spring tide. d. neap tide. 16. A steady increase in sea level following a low tide is called a(n) a. ebb tide. b. flood tide. c. spring tide. d. neap tide. 17. When the sun and moon are aligned, their combined gravitational attractions produce a(n) a. ebb tide. b. flood tide. c. spring tide. d. neap tide. 18. When the sun and moon are at right angles relative to Earth, they partially cancel out each other’s gravitational attractions to produce a(n) a. ebb tide. b. flood tide. c. spring tide. d. neap tide. 19. Backwash always flows a. perpendicular to the slope of a shoreline. b. in a zigzag pattern. c. at the wave’s angle of approach. d. toward a rip current. 20. Longshore currents a. are deep ocean currents. b. are caused by changes in salinity. c. flow in a direction parallel to the shoreline. d. are responsible for most erosional features. 21. Which is NOT true of emergent coastlines? a. They are often in regions being uplifted. b. They have very wide continental shelves. c. Their coastlines are dominated by erosional features. d. They are typical of active margins. 22. Give enough time, a sea cave is likely to erode further to become a a. tidal inlet. b. sea arch and then a sea stack. c. wave-cut terrace. d. barrier island. 23. Which is NOT true of submergent coastlines? a. Their shorelines are dominated by erosional features. b. They are typical of passive margins. c. Their continental shelves are relatively wide. d. Land along the coast has subsided below sea level. 24. A longshore current will deposit sediment when a. its energy increases. b. its energy decreases. c. its flow is disrupted by turbulence. d. there is a flood tide.