Outflows consist of rivers, lakes, streams, springs and production wells. Research Journal of Environmental and Earth Sciences, 2(1), 39-43. d) gravity c) does not depend on the size and shape of grains and clasts c) cementation Hydrogeologists classify these aquifers based on two main qualities, the porosity or free space between particles in the aquifer, and permeability. The Open University is incorporated by Royal Charter (RC 000391), an exempt charity in England & Wales and a charity registered in Scotland (SC 038302). a) quartzite d) large, angular, poorly sorted clasts reflect a large amount of transportation a) a pan is placed directly on a burner Permeable layers of rock that store and transport water are called aquifers. d) marine terraces c.Rocks with rounded grains generally have a higher porosity than rocks with angular grains; for instance, example (a) has a higher porosity than example (c). b) oil and gas what is the relationship between the shape of the water table and the topography of the land surface ? How does a cross bed form? It's more like water in a sponge. c) compacted clay Measurement of Coefficient of Permeability of Soil 6. The amount of water held between field capacity and permanent wilting . c) piling of sediment down the front of a dune or ripple -the amount of rainfall c) under normal conditions of burial and heating a) occurrence of a discrete event like a flood b. HF\mathrm{HF}HF will have a lower vapor pressure at 50C-50^{\circ} \mathrm{C}50C than HBr\mathrm{HBr}HBr. d) whether water runs off the land or sinks into the ground Follow the instructions listed in the video and answer the following questions: Each arrow in Figure 2 represents a process or flow of the hydrologic cycle. Groundwater moves very slowly through relatively impermeable materials such as clay and shale. b) contamination moves opposite to the direction of groundwater flow However, there are volcanic rocks that contain gas bubbles and some of these have high porosities. c) hardness d) all of the above The porosity is also lower if the sediment is poorly sorted, because small grains can occupy the spaces between larger grains (Figure 14b). b) 100 meters It prevents most groundwater from circulating. unsaturated zone- (above the water table) pore spaces filled with air, It is the boundary between the saturated zone and unsaturated zone; Below the water table, water fills pore spaces and can flow; Infiltrating water generally passes through the water table to become groundwater. c) ground water d) municipal water, what is permafrost? When such zones are penetrated by wells, the water rises above the point at which it was first found because a confined aquifer is under pressure exceeding that of atmospheric pressure. a) there are more pieces but the surface area does not change d) all of the above, which of the following is true about how a lake can relate to the water table? e) none of the above, c) most groundwater forms when water on the surface infiltrates into the ground, which of the following materials probably has the lowest porosity? c) Co2 gas from roots a) a line that connects the peaks and valleys of an area After sufficient time is allowed for the pores to become saturated (the water volume in the container stops changing), the volume in the beaker is recorded as 108 ml. Materials 2023, 16, 1828. https: . The top level of this saturated zone is called ground water table. . B. . e) a and b only, what is the depth of wave base? e) both b an c, what is the main cause of high and low tides? Good aquifers are those with high permeability such as poorly cemented sands, b) a transform fault to a spreading center a) mid ocean ridge tilting - tower of Pisa c) huge shield volcano Effective porosity (ne) is defined as the ratio of the volume of interconnected pore spaces (VI) to the total volume (VT) as defined in Equation 6 and illustrated in Figure 7. a) rock avalanche For example, to determine the effective porosity of a granular earth material, a sample volume is collected, allowed to dry completely, and then water is introduced slowly to the base of the sample (so that air can escape from the top). Permeability: a measure of the ability of a material (such as rocks) to transmit fluids Porosity and permeability are related properties of any rock or loose sediment. 2. may reverse the flow of nearby groundwater 35. d) movement of water is restricted to rainfall and rivers b) to one or more theories that help explain observed changes In a material that holds groundwater porosity A controls the amount of water. c) a change in the supply of sediment A. Troposphere, decreases, increases B. d) seawater is drawn into a mid ocean ridge, which of the following igneous rocks would be formed by the fastest cooling? b) brittle deformation e) slate, oil that reaches the surface can form: d) all of these d) compression that buckles the crust forming the ridge Drag the art in the correct order, arranged from the youngest (most recent) at the top (number 1)to the, Which of the following is NOT one of the ways in which hydraulic fracturing, or "fracking", of oil and gas deposits is affecting water quality? a) salt b) drilling holes into the seafloor from ships Which of the following is NOT true about the unsaturated zone? b) bottled spring water a) curly crystals of frost that form early in the morning d) meteorites, According to the rock cycle, sediment that is being transported by a river could become a metamorphic rock after: The fractional volume of pores that are interconnected is referred to as effective porosity. 2. extract groundwater and treat it and the soil - not efficient or productive a) smaller and rounder as they are transported a) industry water table is not as great as the overlying land, the water table intersects the ground surface, -Surface topography c) shaking during an earthquake defined at body of water at that location This is referred to as secondary porosity, to distinguish it from the intergranular, or primary, porosity. a.The sample in Figure 14a has a fairly uniform grain size, so is geologically well-sorted, whereas samples in Figures 14b and c have a range of grain sizes. Permeability For groundwater to be able to get into a rock with good porosity it must also have good permeability. b) bigger and rounder as they are transported e) all of the above, a) abrasion is concentrated on the upstream side of obstructions, the size of clast that a river can carry is primarily controlled by: b) linear island chain e) all of the above are source of material in soil, e) all of the above are source of material in soil, what is the main force involved in the stability of slopes? A soil moisture content of 150 mm/m. c) past events, such as landslides and earthquakes d)Mesosoic, what is the height of the tallest tsunami in the open ocean? with a depth of 1 m, and a surface area of 1 m 2) contains 0.150 m 3 of water (e.g. 6. induces land subsidence, 1. creates a slope porosity - the amount of empty space in a rock or other earth substance; this empty space is known as pore space. 5. change flow of water a) limestone e) poorly sorted sand, silt, and clay, In a material that holds groundwater, porosity: d) a change in climate of the region Free drainage occurs because of the force of gravity pulling on the water. a) because the temp of the oceans decreases from cold glacial streams d) the lower parts of the glacier flows faster that the upper part, d) the lower parts of the glacier flows faster that the upper part, which of the following is not a type of evidence left behind by glaciers? c) groundwater Types of Wells 7. b) turbulence of the water is less important than the temp, which affects viscosity 27 febrero, 2023 . d) bacteria that break down hydrogen sulfide, d) bacteria that break down hydrogen sulfide, which of the following environments would likely have clasts smaller than sand? Groundwater typically flows through limestones by way of cracks. a) two plates are colliding b) working of clasts by waves on a beach Lecture notes Dr. J.K Mwangi ECE 2402; Hydrology I 2 Occurrence of groundwater Figure 1: Classification of sub-surface water Saturated zone: Here water completely fills all the pore spaces between the soil grains forming a huge underground reservoir. c) weather sea level has risen or fallen relative to the coast c) a 4 billion year age on a rock in Canada d) all of the above Permeability takes this pore space and connects the voids together so that water can pass through. c) warm air flowing around the equator due to the Earth's rotation What is a possible way to increase permeability? d) the amount of stress is greater in some directions than in others, d) the amount of stress is greater in some directions than in others, what causes the stress that forms joints Just create an account and sign in. CAS . c) a piece of California started moving northward up the west coast b) a depth equal to three times the wavelength of waves Enrol and complete the course for a free statement of participation or digital badge if available. Eventually it emerges back to the land surface, into rivers, and into the oceans to keep the water cycle going. e) all of the above, Which of the following resources do geologic ages help us explore? c) topography a) artesian c) were first discovered on the island of Compostia in Italy a) mineral deposits relate to granites c) beach along and ocean or lake a) mid-ocean ridges b) convection currents in the atmosphere funnels, are the result of groundwater and seawater erosion as . Porosity is the percentage of void space in a rock. a) the # of neutrons D. all of the above Which of the following is true about how a lake can relate to the water table? d) all of the above Here is a sample run of the program: Which of the following statements is(are)* true*? a) steepness of slope In-situ- add chemicals to clean it up or microorganisms, area filled with air and water above the water table, water table mimics land surface but does not have same, relief Effective porosity can also be determined by submerging a fully dried sample in a beaker filled with a measured quantity of water and applying suction to draw air out of the sample. c) hardness A confining layer is a layer of low permeability geologic material that restricts the flow of water to or from the aquifer. the amount of water vapor in the air relative to the maximum amount of water vapor the air can hold: D. . We express it is a mathematical ratio: volume of voids divided by total volume (void/total). e) none of these, d) are composed of lava flows, pyroclastic material, and mudflows, The most dangerous type of volcano is a: The permittivity develops the electric field, whereas the permeability develops the magnetic field. c) a burner gives heat through the air without touching the object Porosity can be referred to or considered as the ability of the water to penetrate through the pores contained inside a rock, and the . permanent - can stop it but not undo it, 1. pesticides and herbicides After dissolution, porosity was greater than before dissolution, increasing by 0.140%, 0.038%, 0.042%, and 0.126%, respectively . b) near the poles a) S waves e) all the above, which of the following is true about how shorelines are affected from the water side? Worksheet - Groundwater and Florida Geology.pdf, Copy of Worksheet - Groundwater and Florida Geology (2).pdf, Worksheet+-+Groundwater+and+Florida+Geology.pdf, 3 12packs9 933 3 per 12 pack 12 cans x 12 oz each 144 oz per 12 pack 3144oz 02, Specifically you learned About time series resampling and the difference and, About percent of zygotes successfully complete the germinal period to enter the, Majid et al 2011 also found that nurses who had training in EBP felt more, 7 efficiency of cruise port facilities Under this Plan of Action we commit to, Mirrors and Lenses 3 Convex Mirror or Diverging Mirror 16 Put the ray box on the, The determination of the Profit or Loss is done by preparing a Trading and, Pyrometallurgy of Copper-Course Notes-9.pdf, Which of these combines a number of tasks horizontally into one new broader job, Question 3 If a developer says we dont do any discussion or upfront design, These cross sections show the Paleozoic evolution of the northern Appalachian Mountains. d) Transform cause groundwater to flow in curved upward path to streams and lakes, a well that brings pressurized water to the surface without pumping Even so, the packing arrangement will differ, and thus laboratory measurements using recompacted samples provide only approximations of the field effective porosity values. d) a gradual change in the climate d. HCl\mathrm{HCl}HCl is more soluble in water than in CCl4\mathrm{CCl}_4CCl4. a) Florida, North Carolina, South Carolina They concluded their finding in three relations: an inverse power relation for saturated aquifer when porosity is the same as water saturation, an inverse polynomial . c) biosphere Consolidated (compacted and/or cemented) sedimentary rocks, and igneous and metamorphic rocks are usually less porous than unconsolidated sediments (Table 1). b) a great variety of rock types as clasts a) effervescence The best aquifers for tapping groundwater have both . Free statement of participation on completion of these courses. c) Delaware, Maryland b) Africa and North America collided to form the Appalachian Mountains c) waves can erode, deposit, or simply transport sediment Darcy's Law 5. (2010). Pore spaces may be formed due to the movement of roots, worms, and insects; expanding gases trapped within these spaces by groundwater; and/or the dissolution of the soil parent material. More specifically, porosity of a rock is a measure of its ability to hold a fluid. a) the glacier can slide over bedrock Dead-end pores are only likely to impact the magnitude of the effective porosity when their volume makes up a significant portion of the sample. a) normal 3. drains rivers and swamps and existing wells d) silicates b) a gradual decrease in the strength of the current over time in a material that holds groundwater, porosity, controls the amount of water that can be stored, Ability of rock or soil to allow water to flow through it, material that has low porosity and permeability so that it does not transmit water easily is called, main way surface water becomes ground water, water flows thru the unsaturated zone and into the saturated zone, groundwater velocity is most strongly influenced by, water table has a similar shape to topography, the well above the contaminate on the hill, a large body of permeable, saturated material thru which groundwater can flow well enough to yield sufficient water to wells, bottom of the lens of fresh water will rise, causing the well to draw in salt water, plume of contamination spreads out (becomes wider) away from the source of contamination, because of diffusion of the contamination and mixing of contaminated and uncontaminated water, 1. cone of depression Study with us and youll be joining over 2 million students whove achieved their career and personal goals with The Open University. b) the fault suddenly uplifts or downdrops the seafloor c) medium grained granite The point at which matric forces hold water too tightly for plant extraction (-1.5 MPa) is termed the permanent wilting point. a) the depth to which wave action extends Two important factors help determine how good an aquifer is: Uploaded on Oct 30, 2014 Dorian Phelps + Follow water water table confined aquifers saturated zone lowered water table d) all the above, deformation and metamorphism is part of? d) in a subduction zone or accretionary prism, sudden movement of a fault can cause a tsunami when: c) creep a) fractured granite 1. the number of conduits or pathways between pore spaces, layer that separates a water resource (aquifer) in the earth so that the water can't get through it, groundwater that is accessible as a water resource, A material of low porosity and permeability that greatly slows the movement of ground water, A body of rock that will not transmit water at all, The boundary (top) of the saturated zone of groundwater and the unsaturated zone, top of the groundwater system 4. land subsidence For example, a fine soil has smaller but more numerous pores than a coarse soil. Take a look at all Open University courses. b) grey limestone c) depends saturated zone- pore spaces, empty spaces contain water c) lava flows a) mountain ranges intercept wind and water affecting rainfall amounts c)there are much fewer intervals of reversed polarity than normal polarity c) wind Most simply, the aquifer's porosity and permeability (defined above) are variables that govern its hydraulic conductivity and storativity. Shasta e) rock fall, what is the main reason why the oceans are salty? c) abundant magma formed within a typical mid ocean ridge which of the following is a good interpretation of the environmental significance of an attribute of a sedimentary rock? c) convergent and divergent a) mostly sand e. MgO\mathrm{MgO}MgO will have a higher vapor pressure at 25C25{ }^{\circ} \mathrm{C}25C than CH3CH2OH\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{OH}CH3CH2OH. In the case of groundwater, that material is the ground. This results in a soil moisture content in volume . d) migration of deserts and advances of the sea b) thermal expansion d) a rising plume of hot mantle material, Which of the following features is associated with a subduction zone? d) in the subtropics must go thru the unsaturated zone to the saturated zone, when rate of water pumping is higher than rate of recharge creates limitation on future water supply, reduce use of water by all sectors and encourage recycling of water, the unsaturated zone above the water table, the difference in elevation between the highest and lowest parts of an area e) none of these, which of the following situations would result in angular clasts? c) canyons incised into bedrock a) halides B. c) rock vanish d) no waves, what time period do we currently live in? e) all of the above, in what environments does low pressure- high tempereature metamorphism occur? Tens to thousands of cubic meters of earth materials are often sampled during field-scale tests. a) a great thickness of oceanic sediment trapped within the central rift (Hide tip)]. Porosity and Permeability. Course Hero is not sponsored or endorsed by any college or university. b) climate and vegetation What does porosity and permeability mean? d) all of the above, what mineral resource do we use the most of? a) adding water to a slope b) the surface area does not change because the volume does not change a. LiF\mathrm{LiF}LiF will have a higher vapor pressure at 25C25^{\circ} \mathrm{C}25C than H2S\mathrm{H}_2 \mathrm{~S}H2S. pressure causes water to rise on its own, an imaginary surface that defines the level to which water in a confined aquifer would rise were it completely pierced with wells, pressure surface is below ground level c) uplift and unloading of pressure a) as small clay minerals that are deposited in lakes and the sea a) mid-ocean ridges Usually. However, groundwater, even flowing through rocks with hydraulic conductivities as high as 1 m per day, will only have a speed of around 3 103 m per day under the hydraulic gradient from the Chilterns to London, and will take thousands of years to travel the same distance. e) none of the above, b) the fault suddenly uplifts or downdrops the seafloor, which of the following types of faults does not generate earthquakes? c) metamorphic a) controls the amount of water that can be sorted