The water in the is too salty to drink. selected d. oceanquestion 2 1 out of 1 pointscold ocean water is warm ocean water. selected a. denser thanquestion 3 1 out of 1 pointsthe largest reservoir of water in the hydrosphere is (are)e. oceansquestion 4 1 out of 1 pointsearth resembles a "blue marble" when viewed from space primarily due to the presence of on its surface. selected c. the oceanquestion 5 1 out of 1 pointsthe layer of the atmosphere within which most weather occurs and where the atmosphere interfaces and interacts with the other earth sub-systems: selected d. tropospherequestion 6 1 out of 1 pointsthe is the portion of earth's geosphere that interfaces directly with the ocean. selected d. crustquestion 7
1 out of 1 pointsthe solid planet earth is partitioned internally into thea. crust, mantle, outer core, and inner corequestion 8 0 out of 1 pointsa city the definition of an ecosystem. selected b. fails to meetquestion 9 1 out of 1 pointsthe earth system consists of the major interacting subsystems of: selected b. geosphere, hydrosphere, atmosphere, and biospherequestion 10 1 out of 1 pointssatellite remote sensing of the ocean can monitore. all of the above are correct. question 11 1 out of 1 pointsat present, glacial ice covers about % of the earth's land area but has covered as much as about % during the last ice age. selected a. 10. . 30question 12 0 out of 1 pointsover the course of a year, the net flow of surface water in the global water cycle is from toe. none of the above is correct. question 13 1 out of 1 pointsthe ocean is a major reservoir in biogeochemical cycles operating on earth. selected a. typicallyquestion 14 1 out of 1 pointswhich of the following apply to models? selected e. all of the above are correct.
question 15 1 out of 1 pointsthe principal source of water vapor in the troposphere isd. the oceanquestion 16 1 out of 1 pointswith continued rapid population growth in the coastal zone, humans are becoming more vulnerable toe. all of the above are correct. question 17 1 out of 1 pointsglaciers expand and thicken whenc. annual snowmelt is less than annual snowfallquestion 18 1 out of 1 pointsin the atmosphere up to an altitude of about 80 km, oxygen (o2) makes up about % and nitrogen (n2) comprises about % of the gases by volume. selected b. 21. . 78question 19 1 out of 1 pointsecosystems consist ofd.