Geography

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During sandstorms, how high can sand be lifted into the air? A)a few centimeters B)about 50 ... Started by daltonest1984	1 Replies 40 Views	Jul 13, 2018 by kjohnson
Texture and geometry are usually sufficient to determine the depositional environment of a ... Started by Brittanyd9008	1 Replies 183 Views	Jul 13, 2018 by phuda
The earliest vascular land plants were characterized by which features? A)seed-producing and ... Started by strangeaffliction	1 Replies 165 Views	Jul 13, 2018 by olivia_paige29
The primary method of erosion in arid regions is ____. A)wind B)water C)frost wedging ... Started by asan beg	1 Replies 53 Views	Jul 13, 2018 by jazzlynnnnn
Tar sand is a type of sandstone in which viscous, asphalt-like hydrocarbons fill the pore spaces. ... Started by TVarnum	1 Replies 97 Views	Jul 13, 2018 by abro1885
In the life cycle of a seedless vascular plant, ____ germinate and grow into small gametophyte ... Started by aabwk4	1 Replies 71 Views	Jul 13, 2018 by AngeliqueG
What term describes the close-fitting mosaic of pebbles, cobbles, and boulders covering the floor of ... Started by imowrer	1 Replies 50 Views	Jul 13, 2018 by bigcheese9
Sediments are classified as ____ and ____. A)physical; chemical B)conglomerate; breccia C)detrital; ... Started by Tazate	3 Replies 82 Views	Jul 13, 2018 by heyhey123
Non-vascular plants differ from vascular plants in that they ____. A)reproduce by seeds only B)are ... Started by tsand2	1 Replies 132 Views	Jul 13, 2018 by kristenb95
Loess is important because it ____. A)is an important source of building material B)is rich in ... Started by nevelica	1 Replies 100 Views	Jul 13, 2018 by emsimon14
One reason that sedimentary rocks are important in deciphering Earth history is that they ____. ... Started by rachel9	1 Replies 127 Views	Jul 13, 2018 by ndhahbi
Organisms that live in the marine ecosystem above the seafloor are called ____________________. Fill ... Started by captainjonesify	1 Replies 191 Views	Jul 13, 2018 by shaquita
Which dunes are most mobile? A)longitudinal B)transverse C)barchan D)parabolic ... Started by swpotter12	1 Replies 84 Views	Jul 13, 2018 by Anonymous
The most common and effective agent for transporting sediment is ____. A)wind B)waves and currents ... Started by lilldybug07	1 Replies 81 Views	Jul 13, 2018 by rnehls
The development of ____________________ increased the diversity of foods that fish could consume. ... Started by Zulu123	1 Replies 66 Views	Jul 13, 2018 by scikid
Imagine you are a geologist looking at a rock column. Which line of evidence would most strongly ... Started by nevelica	3 Replies 40 Views	Jul 13, 2018 by ashely1112
The Navajo Sandstone is a wind-blown sand deposit with large cross-beds. How would the sand of these ... Started by kodithompson	1 Replies 115 Views	Jul 13, 2018 by lorealeza77
The development that set the stage for the evolution of animals that lived entirely on the land was ... Started by evelyn o bentley	1 Replies 69 Views	Jul 13, 2018 by momo1250
Which statement about deserts is most accurate? A)Evaporation exceeds precipitation in arid and ... Started by c0205847	1 Replies 104 Views	Jul 13, 2018 by Dunkey
Detrital sedimentary rocks can undergo lithification by ____. A)precipitation B)transpiration ... Started by Tirant22	1 Replies 113 Views	Jul 13, 2018 by Jevvish
By the end of the Permian, small mammal-like reptiles, called ____________________, evolved from the ... Started by asmith134	1 Replies 62 Views	Jul 13, 2018 by stillxalice
The Coriolis effect is caused by ____. A)wind shear between water and the atmosphere B)the axial ... Started by asd123	1 Replies 59 Views	Jul 13, 2018 by ladyjames123
Calcium carbonate readily dissolves in water that ____. A)is heated to 100o C B)contains a small ... Started by ss2343	1 Replies 470 Views	Jul 13, 2018 by dreamfighter72
The dominant type of flora in non-swampy areas of the Late Paleozoic were ____________________. Fill ... Started by fagboi	3 Replies 113 Views	Jul 13, 2018 by joanwhite
What happens when an air mass rises over a mountain? A)It rises, cools, and moisture condenses and ... Started by codyclark	1 Replies 63 Views	Jul 13, 2018 by AngeliqueG