Geography

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Caliche is a ____. A)layer of silica cement within a pedalfer B)layer of precipitated calcium ... Started by debasdf	1 Replies 65 Views	Jul 13, 2018 by chinwesucks
Fusulinids, greatly diversified in the Pennsylvanian and Permian, are one of the most useful guide ... Started by abarnes	3 Replies 55 Views	Jul 13, 2018 by bhavsar
Worldwide, the majority of glaciers are ____. A)advancing B)retreating C)approaching the firn limit ... Started by wrbasek0	1 Replies 63 Views	Jul 13, 2018 by Sophiapenny
Observed in a vertical cross section, soil is made up of distinct layers. From the surface downward, ... Started by Brittanyd9008	1 Replies 80 Views	Jul 13, 2018 by ju
Trilobites are common organisms in aquaria today. Indicate whether the statement is true or ... Started by bio_gurl	1 Replies 71 Views	Jul 13, 2018 by blazinlyss
The climatic event that began with cooling in about AD 1300 and lasted until the middle 1800s is ... Started by hbsimmons88	1 Replies 74 Views	Jul 13, 2018 by jordangronback
Some types of bacteria are extremely important in changing atmospheric nitrogen into a form of ____. ... Started by serike	1 Replies 146 Views	Jul 13, 2018 by raili21
The critical factors in species survival of the Permian extinction are wide geographic distribution ... Started by rachel9	1 Replies 79 Views	Jul 13, 2018 by kmb352
A dome-shaped ice mass of compacted and recrystallized snow that flows under its own weight and ... Started by kshipps	1 Replies 85 Views	Jul 13, 2018 by vickyvicksss
Rills are ____. A)steep slopes where soils form slowly B)flat areas where soils form slowly C)rocky ... Started by Pineappleeh	3 Replies 154 Views	Jul 13, 2018 by l.stuut
All chordates are vertebrates. Indicate whether the statement is true or ... Started by bobypop	1 Replies 160 Views	Jul 13, 2018 by Yixagurpuldink
The zone of ____________________ is the portion of a glacier where additions exceed losses. Fill in ... Started by Collmarie	1 Replies 36 Views	Jul 13, 2018 by fur
Carbonic acid forms from a combination of ____. A)water and bicarbonate ion B)water and carbon ... Started by tatyanajohnson	1 Replies 76 Views	Jul 13, 2018 by AaaA
Fish first evolved in a marine environment and later adapted to non-marine habitats. Indicate ... Started by Jipu 123	1 Replies 297 Views	Jul 13, 2018 by britb2u
The boundary between the zones of accumulation and wastage is called the ____________________. Fill ... Started by tingc95	1 Replies 92 Views	Jul 13, 2018 by underwood14
Weathering is an essential part of the ____________________ because when parent material breaks down ... Started by audie	1 Replies 38 Views	Jul 13, 2018 by JYan
Hox genes ____. A)control the formation of shells B)control the development of individual body ... Started by torybrooks	1 Replies 77 Views	Jul 13, 2018 by iman
____________________ is a poorly sorted type of drift deposited directly by glacial ice that forms ... Started by mp14	3 Replies 166 Views	Jul 13, 2018 by dajones82
____________________ refers to reactions with oxygen to form an oxide or a hydroxide. Fill in the ... Started by PhilipSeeMore	1 Replies 66 Views	Jul 13, 2018 by annierak
Sessile organisms ____. A)move about freely B)move only to reproduce C)stay in one place D)feed on ... Started by Chelseaamend	1 Replies 162 Views	Jul 13, 2018 by akudia
Is ice a mineral? Explain.[br][br][b][color=#151B54]Question 2[/color][/b][br][br]The process that ... Started by Cooldude101	1 Replies 107 Views	Jul 13, 2018 by raili21
In the tropics where chemical weathering is intense and leaching of most minerals is complete, a ... Started by SGallaher96	1 Replies 129 Views	Jul 13, 2018 by apple
What is the correct order of trophic levels from bottom to top? A)primary consumer, secondary ... Started by luvbio	1 Replies 133 Views	Jul 13, 2018 by Rilsmarie951
What kind of erosional landforms would you expect to find in a valley that had previously been ... Started by dollx	1 Replies 68 Views	Jul 13, 2018 by kilada
____________________ is an important constituent of soil and provides nutrients to plants and ... Started by WhattoUnderstand	1 Replies 105 Views	Jul 13, 2018 by essyface1