SCIN 138 Week 6 Exam - Questions and Answers( Complete Solution)

SCIN 138 Week 6 Exam Part 1 of 3 - 40.0/ 48.0 Points Question 1 of 25 4.0 / 4.0 Points An unconfined aquifer will have . • A. an aquitard above it. • B. a layer of permeable soil or rock a ...

SCIN 138 Week 6 Exam Part 1 of 3 - 40.0/ 48.0 Points Question 1 of 25 4.0 / 4.0 Points An unconfined aquifer will have . • A. an aquitard above it. • B. a layer of permeable soil or rock above it. • C. a layer of impermeable soil or rock above it. • D. a high hydrostatic pressure Question 2 of 25 4.0 / 4.0 Points Ideally aquifers should have . A. low porosity and high permeability • B. high porosity and low permeability. • C. low porosity and low permeability. • D. high porosity and high permeability. Question 3 of 25 4.0 / 4.0 Points The appearance of sinkholes and caves in an area is called . • A. limestone topography • C. permeable topography. • D. karst topography. Question 4 of 25 4.0 / 4.0 Points Limestone can be a very jointed type of rock. Which drainage pattern would you expect to see as a result? • A. Radial • B. Trellis • C. Dendritic • Question 5 of 25 0.0 / 4.0 Points The bedload is commonly characterized by . • A. saltation. • B. very fine particles. • C. silt particles • D. dissolved particles. Question 6 of 25 0.0/ 4.0 Points Which type of stream load is characterized by saltation? • B. sediment load • C. dissolved load • D. bed load Question 7 of 25 4.0 / 4.0 Points Limestone dissolves in slightly acidic water because . • A. it contains calcite • B. it contains quartz • D. It contains clay Question 8 of 25 4.0 / 4.0 Points Which of the following statements is most accurate? • A. Water always follows the same path in our environment. • B. Water does not move through the environment. • C. Water has different paths that it can follow in our environment. Question 9 of 25 4.0/ 4.0 Points Transpiration is the process where . • B. plants release water vapor. • C. liquid enters the food chain. • D. liquid water turns into vapor. Question 10 of 25 4.0 / 4.0 Points Which of the following is an anthropogenic cause of groundwater pollution? • A. landfills • B. volcanoes • D. rocks Question 11 of 25 4.0 / 4.0 Points Subsidence is a side-effect of . • A. groundwater mining. • B. permeable bedrock • C. too many buildings. • D. salt water intrusion Question 12 of 25 4.0 / 4.0 Points What forms when the underlying rock is dissolved and the surface collapses? A. speleothem • B. crater • C. cavern • D. sinkhole Part 2 of 3 - Coastlines 40.0/ 44.0 Points Question 13 of 25 4.0 / 4.0 Points Which of these features is found on a submergent coast, with a relative rising sea level? • A. Lagoon C. Tombolo • D. Sea stack • E. Marine terrace Question 14 of 25 4.0 / 4.0 Points What is the purpose of a jetty? • A. Stop a beach from eroding away • B. Funnel currents away from a marina D. Keep an entryway to a harbor open • E. Provide a new location for a beach Question 15 of 25 4.0 / 4.0 Points Which type of tide results in the highest level of water? • A. Berm • B. Ebb • C. Neap E. Flood Question 16 of 25 4.0 / 4.0 Points As waves pass, water particles move in motions? • A. Circular • B. Vertical • C. Tranverse • E. Horizontal Question 17 of 25 0.0 / 4.0 Points Which of the following is an example of a coastal hazard? • A. spit • B. rip current. • C. A and B • D. berm. • E. tsunami. Question 18 of 25 4.0 / 4.0 Points What persistent behavior of waves produces longshore drift? • A. Angle that waves hit the shoreline • B. Speed of the waves • C. The number of waves in the wave train • D. Fetch of the waves • E. Wavelength of the waves Question 19 of 25 4.0/ 4.0 Points Thermohaline circulation is important for Earth because this process • B. Prevents ocean water from freezing by adding salt • C. Moves heat around the planet, distributing it • D. Brings deep sediments to the surface of the ocean • E. Main transportation for ocean life Question 20 of 25 4.0 / 4.0 Points How deep do wave motions go into the water, i.e. the wave base? • A. Wavelength times amplitude • C. 1/2 amplitude • D. Twice amplitude • E. 1/2 wavelength Question 21 of 25 4.0 / 4.0 Points Spits, bars, berms, barrier islands, and other features related to longshore drift are ultimately the result of what? • A. Shallow currents • B. Deep currents • D. Eroding sandstone • E. Wave erosion Question 22 of 25 4.0 / 4.0 Points How long is a tidal day? • A. Slightly more than 12 hours • B. Exactly 24 hours • C. Depends on the location • E. Exactly 12 hours Question 23 of 25 4.0 / 4.0 Points The Sun and Moon control . • A. waves. • B. tides. • C. gyres • D. currents. Part 3 of 3 - Weekly Lesson Questions 8.0/ 8.0 Points Question 24 of 25 4.0 / 4.0 Points Most liquid freshwater is found in which location? • A. Groundwater • B. Ocean • C. Polar ice caps • D. Rivers Question 25 of 25 4.0 / 4.0 Points The atmosphere has several layers in it including . • A. the biosphere, hydrosphere, and lithosphere • B. the troposphere, stratosphere, and mesosphere • C. the lithosphere, asthenosphere, and troposphere