All following actions can help mitigate the risk of mass wasting EXCEPT: building a house on top of a cliff to compress the material beneath it, When a landslide damn a river the resulting flooding can be deadly, Which of the following forces are NOT involved in a mass sliding down a slope, The shape of the water molecule is unique with two hydrogen ions bonded to the side of the oxygen ion. Form when winds blow in one direction which causes water to pile up at one end of a basin. Wave energy is defocused where the lines diverge. The most damaging effect of storms is not necessarily the waves alone, but the waves in combination with storm surge (elevated sea level), created by the winds which pile water up along the shore. Which feature of a wave is most important to understand the energy of a wave? Wave energy is defocused where the lines diverge. - Constructive A. Dendritic B. Period of wind or tides approximate the natural period of oscillation of the basin. Seas, swell, and surf are progressive waves. Storms affect shorelines in a variety of ways. Other Types of Progressive Waves A. fields of an agricultural area This leads to wave refraction and waves collapse forming surf (breakers). Standing Waves Tsunamis which are seismic sea waves. G. high specific heat The orbits of the water molecules are circular. Internal Waves Bending of the wave crest as waves enter shallow water. Standing Waves The result is amplification of the wave size which can lead to flooding. D. nearby cliff (with crescent shapes indicating scarp) Chapter 7 Summary (Figure 7-6b) labs | Think of sloshing in bathtubs and or swinging in swing http://dusk.geo.orst.edu/oceans/waves.html, http://dusk.geo.orst.edu/oceans/waves.html. email prof. ] http://dusk.geo.orst.edu/oceans/waves.html, Surf - waves that have reached the coast, grow in height, and break Why build them in the first place? - Persistent onshore winds. Deep Water Waves (Figure 7-4a) Tsunamis which are seismic sea waves. Surfing Video: Condition Black Breaking is determined by wave steepness Slower speeds than surface waves because the density difference between water masses is less than between air and water. Internal waves which occur underwater and move along pycnoclines. Once city residents feel the shaking of the P wave, how much time do they have before the S wave arrives? Standing waves (seiches) do not move horizontally. Think of sloshing in bathtubs and or swinging in swing Form when winds blow in one direction which causes water to pile up at one end of a basin. F. car exhaust in the winter Life History of Ocean Waves Destructive Waves (Figure 7-6c) They are stationary and D. the open spaces between clay particles in a very impermeable rock In shallow water their length shortens and their height increases dramatically. 239 E. fractures in a granite that happened after the granite cooled Wave Orthogonals (Figure 7-8) Destructive Waves (Figure 7-6c) Wave Motions because the moon orbits around the Earth in the same direction the earth rotates, it takes more time for the same point on the earth to be beneath the moon over the lunar day. C. the salt-rich portion of rock that might dissolve away The vertical distance from the trough to the crest and is determined by wave energy is called the what? Internal waves which occur underwater and move along pycnoclines. Oscillate back and forth about a node i.e., a fixed point. In the open ocean they have short heights, long wavelengths (>100 km), and long periods. labs | B. slightly more than 12 hours - Speed decreases It is wave energy not water molecules that moves across the sea surface. Freshwater influx from rivers _________ salinity and, therefore, _________ the density of seawater. Think of sloshing in bathtubs and or swinging in swing The orbital motion of water particles beneath the wave. Transformation of Shallow-water Waves (Figure 7-7b). Geology Chapter 12 Flashcards | Quizlet [ home port | WebMost common are surface waves, caused by wind blowing along the air-water interface, creating a disturbance that steadily builds as wind continues to blow and the wave crest Standing waves can be dangerous due to the phenomenon of resonance. Period of wind or tides approximate the natural period of oscillation of the basin. email prof. ] Other Types of Progressive Waves Waves affect water to a depth equal to or less than one-half their wavelength. F. lowering of base level Bottom friction alters both the [ home port | Bending of the wave crest as waves enter shallow water. When wave passes, no net displacement of water. surf | http://dusk.geo.orst.edu/oceans/waves.html, They have very long periods and very large heights. SELECT ALL THAT APPLY, -Sea arch B. flowing well Surf - waves that have reached the coast, grow in height, and break Shallow-water Wave Transformations They occur when water masses slip over one another. - Low pressure which leads to a rise in sea level. Standing waves (seiches) do not move horizontally. E. Rock towers Period of wind or tides approximate the natural period of oscillation of the basin. Why is the lunar or tidal day longer than the solar day? In shallow water their length shortens and their height increases dramatically. select four, What factors contribute to over-steepening of slopes? The result is amplification of the wave size which can lead to flooding. Wave Motions The steepest angle at which sediments will be stable and NOT move down hills is called _______. Shallow-water Wave Transformations Progressive waves move across the sea surface. Destructive wave interference occurs when the crest of one wave coincides with the trough of another wave resulting in a cancellation. Destructive Waves (Figure 7-6c) Bending of the wave crest as waves enter shallow water. Think of sloshing in bathtubs and or swinging in swing Wave height/wave length. There are two other notable types of progressive waves. It is the energy of the wave, not its mass that is in motion. This leads to wave refraction and waves collapse forming surf (breakers). Sudden shifting of the ocean floor due to earthquakes, volcanic eruptions, and submarine slumping. Shore breakers (surf) are collapsing waves. Surfing Video: Condition Black Think of sloshing in bathtubs and or swinging in swing SELECT ALL THAT APPLY. In the open ocean they have short heights, long wavelengths (>100 km), and long periods. Period of wind or tides approximate the natural period of oscillation of the basin. - Low pressure which leads to a rise in sea level. Resonance labs | Wave Speed They occur when water masses slip over one another. lectures | Waves are disturbances that are generated on or beneath the sea surface. Formula on pg. Tsunamis which are seismic sea waves. - Speed decreases Tsunamis In deep water most waves do not interact with the sea bottom and are called deep-water waves. Seas, swell, and surf are progressive waves. Waves Break by Spilling Plunging, or Surging (Figure 7-9) B. sewage treatment plants lectures | Seas, swell, and surf are progressive waves. A special case is a tsunami, a deepwater wave generated by a submarine disturbance with incredibly long wavelengths, high wave speeds, and very short wave heights, UNTIL they feel the bottom in shallow water! (Figure 7-6b) Types of Progressive waves with examples-Physics About Standing waves (seiches) do not move horizontally. In the open ocean they have short heights, long wavelengths (>100 km), and long periods. - Persistent onshore winds. Tsunamis labs | Oscillate back and forth about a node i.e., a fixed point. Shallow Waves Affected by Bottom C. shear The compact was made in a year of high flow and based allocations on specific volumes and did not consider growth/drought. WebQuestion 15 of 25 4.0/ 4.0 Points What persistent behavior of waves produces longshore drift? What persistent behavior of waves produces longshore drift? Sudden shifting of the ocean floor due to earthquakes, volcanic eruptions, and submarine slumping. This interference may be: Constructive wave interference occurs when several wave crests or troughs coincide. Interaction with the sea bottom. Motion of Water Particles Beneath Waves (Figure 7-3b) labs | Some of the greatest destruction comes from the storm surge or extreme high water levels due to the: Which of these features are found on emergent coastlines, with a relative falling sea level? Storm Surges 239 The areas from which streams collect water are separated into ________, the borders of which are defined by local topographic highs. Wave height/wave length. Period of wind or tides approximate the natural period of oscillation of the basin. (in other words, as _____ increases the wave base gets deeper.). Shore breakers (surf) are collapsing waves. They have very long periods and very large heights. Answers: A. C. D. The number one factor responsible for triggering landslides is the ____________. I need help with the attached lab.. Oscillate back and forth about a node i.e., a fixed point. Life History of Ocean Waves B. Yosemite Rock Falls Node = Fixed Point, Antinode = maximum displacement (Figure 7-11) labs | B. C. Streams in the Great Basin of Western United States are rare among world streams because they __________________________? Shore breakers (surf) are collapsing waves. - Low pressure which leads to a rise in sea level. A. It is wave energy not water molecules that moves across the sea surface. C. Braided streams saturation of ground B. excessive stream erosion C. wave cutting on sea cliffs D. removal of vegetation E. bulldozing of road cuts Answers: B. C. E. Which of the following Destructive wave interference occurs when the crest of one wave coincides with the trough of another wave resulting in a cancellation. Breaking is determined by wave steepness Internal waves which occur underwater and move along pycnoclines. Bottom friction alters both the - Speed decreases Rogue Waves? Resonance - Wavelength shortens surf | lectures | The 2005 La Conchita slide in California and the 2014, Oso landslide in Washington were both deadly landslides in residential areas. Why are ocean circulation patterns (shallow and deep currents) important for Earth? http://dusk.geo.orst.edu/oceans/waves.html, In the open ocean they have short heights, long wavelengths (>100 km), and long periods. All of the following are ways in which sedimentary rocks form EXCEPT: A mixture of Fe2O3Fe_2O_3Fe2O3 and FeOFeOFeO was found to contain 72.00% FeFeFe by mass. The forward movement of the wave form. The result is amplification of the wave size which can lead to flooding. Tsunamis which are seismic sea waves. Wave Orthogonals (Figure 7-8) Storm Surges Progressive waves move along the sea surface. Life History of Ocean Waves (Cont.) Also, waves do not typically reach the beach perfectly parallel to the shoreline. Rather, they arrive at a slight angle, called the angle of wave approach. When a wave reaches a beach or coastline, it releases a burst of energy that generates a current, which runs parallel to the shoreline. This type of current is called a longshore current. Transformation of Shallow-water Waves (Figure 7-7b) Standing waves (seiches) do not move horizontally. geo unit 4 exam Flashcards | Quizlet Tsunamis As waves enter shallow water their wavelength shortens and their height increases. - Drag along the bottom. They occur when water masses slip over one another. Formula on pg. Transformation of Deep-water Waves: Dispersion (Figure 7-7a) Other Types of Progressive Waves email prof. ] They occur when water masses slip over one another. B. WebWhat persistent behavior of waves produces longshore drift? When this value is about 1/7, waves begin to break. Sudden shifting of the ocean floor due to earthquakes, volcanic eruptions, and submarine slumping. [ home port | WebGeo 7 What persistent behavior of waves produces longshore drift? Which of the following is an example of a coastal hazard? Some of the greatest destruction comes from the storm surge or extreme high water levels due to the: lectures | They have very long periods and very large heights. Slower speeds than surface waves because the density difference between water masses is less than between air and water. They have very long periods and very large heights. Chapter 7 Summary In shallow water their length shortens and their height increases dramatically. As waves enter shallow water: Water depths are less than 1/20 the wave length. labs | This area is characterized by a "confused" sea state with extensive wave interference. Storm Surges There are two other notable types of progressive waves. Sudden shifting of the ocean floor due to earthquakes, volcanic eruptions, and submarine slumping. A special case is a tsunami, a deepwater wave generated by a submarine disturbance with incredibly long wavelengths, high wave speeds, and very short wave heights, UNTIL they feel the bottom in shallow water! Tsunamis which are seismic sea waves. La Conchita Constructive wave interference occurs when several wave crests or troughs coincide. D. residential areas In shallow water their length shortens and their height increases dramatically. When a well pumps ground water out of an aquifer, it can affect the shape of the water table in the area near the well, Which of the following diagrams shows the shapes of the water near a well during pumping? They are stationary and Breaking is determined by wave steepness Which type of tide results in the highest level of water? The orbits of the water molecules become elliptical. Deep Water Waves (Figure 7-4a) underlying sedimentary rocks are mostly uniform and flat laying. Oscillate back and forth about a node i.e., a fixed point. The most damaging effect of storms is not necessarily the waves alone, but the waves in combination with storm surge (elevated sea level), created by the winds which pile water up along the shore. B. Wavelength of the waves C. Speed of the - Low pressure which leads to a rise in sea level. lectures | Wave Refraction (Figure 7-8a) Standing waves (seiches) do not move horizontally. lectures | The orbits of the water molecules become elliptical. Standing waves (seiches) do not move horizontally. Rogue Waves? Surf - waves that have reached the coast, grow in height, and break Seas, swell, and surf are progressive waves. - Differential speed along the crest. Internal waves which occur underwater and move along pycnoclines. Node = Fixed Point, Antinode = maximum displacement (Figure 7-11) Geology Chapters 10-12 Flashcards | Quizlet Tsunamis which are seismic sea waves. Form when winds blow in one direction which causes water to pile up at one end of a basin. Node = Fixed Point, Antinode = maximum displacement (Figure 7-11) They have very long periods and very large heights. Internal Waves They have very long periods and very large heights. It forms there because: CO2 from the atmosphere dissolves in water droplets in clouds from which precipitation falls. Resonance Standing waves can be dangerous due to the phenomenon of resonance. D. it becomes lithified Why build them i the first place? B. tidal flat Node = Fixed Point, Antinode = maximum displacement (Figure 7-11) Period of wind or tides approximate the natural period of oscillation of the basin. Form when winds blow in one direction which causes water to pile up at one end of a basin. Waves originate in the fetch area. The orbital motion of water particles beneath the wave. Waves Entering Shallow Water Bottom friction alters both the As waves enter shallow water their wavelength shortens and their height increases. - Persistent onshore winds. They have very long periods and very large heights. Waves affect water to a depth equal to or [ home port | Wave Motion with Depth (Figure 7-3a) The result is amplification of the wave size which can lead to flooding. Answers: A. The result is amplification of the wave size which can lead to flooding. The result is amplification of the wave size which can lead to flooding. Progressive Waves Waves affect water to a depth equal to or less than one-half their wavelength. Deep Water Waves (Figure 7-4a) The The swash (waves moving up Period of wind or tides approximate the natural period of oscillation of the basin. The difference between high and low tide is called what ? Submarine disturbance http://dusk.geo.orst.edu/oceans/waves.html, - Destructive The most damaging effect of storms is not necessarily the waves alone, but the waves in combination with storm surge (elevated sea level), created by the winds which pile water up along the shore. email prof. ] Chapter 7 Summary 1) shallow currents 2) deep currents 3) wave erosion 4) moving sand 5) eroding. Two basic motions associated with an ocean wave: The orbital motion of water particles beneath the wave. (Figure 7-6b) Wave energy is focused where the lines converge. depending on the slope of the bottom - Constructive When this value is about 1/7, waves begin to break. In the open ocean they have short heights, long wavelengths (>100 km), and long periods. Why are ocean circulation patterns (shallow and deep currents) important for Earth? Internal waves which occur underwater and move along pycnoclines. - Wave form They have very long periods and very large heights. This leads to wave refraction and waves collapse forming surf (breakers). Transformation of Deep-water Waves: Dispersion (Figure 7-7a) depending on the slope of the bottom Waves Entering Shallow Water Think of sloshing in bathtubs and or swinging in swing In the open ocean they have short heights, long wavelengths (>100 km), and long periods. Which mass wasting type is very slow movement that can cause fences, retaining walls, and telephone poles to tilt downhill? Shore breakers (surf) are collapsing waves. Bending of the wave crest as waves enter shallow water. Think of sloshing in bathtubs and or swinging in swing They occur when water masses slip over one another. When a wave breaks at a more acute (steep) angle on a beach, encounters a steeper beach slope, or is very http://dusk.geo.orst.edu/oceans/waves.html, Submarine disturbance Shallow Water Waves (Figure 7-4b) The orbits of the water molecules are circular. Slower speeds than surface waves because the density difference between water masses is less than between air and water. Tsunamis which are seismic sea waves. What is the process involved in the formation of the summer and winter berms? - Differential speed along the crest. There are two other notable types of progressive waves. Chapter 7 Summary Answers: B. C. E. Why do some locations have especially high tidal ranges? Oscillate back and forth about a node i.e., a fixed point. As waves enter shallow water: - Wave form As waves enter shallow water: Waves which interact with the sea floor are known as shallow-water waves. Slower speeds than surface waves because the density difference between water masses is less than between air and water. When this value is about 1/7, waves begin to break. Progressive waves move along the sea surface. Transformation of Shallow-water Waves (Figure 7-7b) There are two other notable types of progressive waves. It is due to: surf | Slower speeds than surface waves because the density difference between water masses is less than between air and water. http://dusk.geo.orst.edu/oceans/waves.html, Form when winds blow in one direction which causes water to pile up at one end of a basin. The dam forms a rising lake that may overtop the dam, washing it out, and causing deadly flooding downstream. Sudden shifting of the ocean floor due to earthquakes, volcanic eruptions, and submarine slumping. Progressive waves move along the sea surface. OC/GEO 103 Lecture - Waves - Oregon State University Waves Break by Spilling Plunging, or Surging (Figure 7-9) Standing waves (seiches) do not move horizontally. Wave height/wave length. Seas, swell, and surf are progressive waves. If you are considering a home site, what is one pretty sure evidence of possible landslides affecting the property? Refraction can be assessed by drawing wave orthogonals, imaginary lines perpendicular to the wave crest. Storm Surges The stream would lose energy and drop its sediment forming a delta. In the open ocean they have short heights, long wavelengths (>100 km), and long periods. Storms affect shorelines in a variety of ways. Waves which interact with the sea floor are known as shallow-water waves. D. has a confining layer Standing waves (seiches) do not move horizontally. B. Groin Wave Orthogonals (Figure 7-8)
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