A)constructive interference.B)destructive interference.C)wave diffraction.D)wave reflection.E)wave refraction. 5.12. orthogonals that become more closely spaced as they approach the shore. (B) Wave diffraction and reflection in Koieie Loko Ia fishpond. c.increased wave action. -the lowest part of the wave, What is the wave height? Destructive wave interference results in ___________. 5.7. Which of the following is the only current that completely circumscribes Earth? -Freak waves Of the following statements about ocean waves, which one(s) describe wave period? -Wave period is the inverse of wave amplitude. Why are groins installed in such large numbers along the coast? d.close to shore as it moves into shallow water. The vertical difference between consecutive high and low tides is called the ________. When a meander from the gulf stream pinches off and isolates a body of water within the North Atlantic gyre, the body of water is called a ____. Further Investigations: Wave-Coast Interactions, Energy Acquisition, Growth, Development, and Reproduction. Fig. As waves move from deep to shallow water, the wavelength decreases (L1 > L2). By the time the wave reached the "6 hours" line west of Hawai'i, the wave moved slower in some places than in others. -Havoc waves Fig. A sign warns beach goers at Hanauma Bay, Oahu, Hawaii of the potentially strong longshore currents that flow parallel to shore. How does wave amplitude change with depth in water? Water moves in a circle in the same direction as wave movement. 5.21). e.are wider than summer beaches due to high energy waves during the winter. -The waves have longer wavelength just in front of the headland, causing the waves to bend. Use Advanced Search to search by activities, standards, and more. -Deep-water waves are: orbital waves. Tsunami can be generated by geological activity that causes a sudden change in sea floor elevation, such as submarine fault motion, A. internal wave However, local weather does determine the conditions of waves that are produced by far-away storms. An earthquake of magnitude 8.5 off the coast of Japan, 8000 km away, generates a tsunami with a wavelength of 200 km. -A wave with an amplitude that is the difference between the amplitudes of the initial two waves. Popular surf destinations tend to be located in geographic regions that are in a position to be regularly impacted by swells. The angular distance of the Sun or the Moon above or below the Earth's equatorial plane is called the ________. Waves that are breaking along the shore and are forming curling crests over air pockets are called: The circular motion of water molecules extends to a depth that is equal to: "Whitecaps" form when _____________________. -the upper limit of wave-induced motion in the water The height of a wave depends upon ________. Waves converge on headlands due to: A) destructive interference. 5.8). Between thermal expansion and the input of freshwater (i.e., the melting of ice), what was the larger contributor to sea-level rise from 1993-2015? The surf zone is the area near the coastline where waves break (Fig. These differences in energy can affect the shape of the coastline. How a wave breaks depends not only on the steepness of the bottom slope but also on whether the bottom slope is smooth or irregular, whether the bottom is composed of shifting sands or solid rock, and even whether the water on the bottom is calm or moving. Why do ships at sea tend not to notice tsunamis? d.The gravitational attraction just between the Earth and Moon. Fig. What is rotational slumping A level geography? c.wave diffraction. Alternating layers of hard and soft rock allow the sea to erode the soft rock faster, forming a bay but leaving hard rock sticking out, known as a headland. Course Hero is not sponsored or endorsed by any college or university. Most ocean waves form as a result of ____. The color coding reveals that wave heights are associated with, Wind fetch is _______. Wave diffraction through an opening in a barrier. Poop from animals that consumed shelled organisms. Using the above figure and what you learned in class, which body produces the largest tidal bulge on Earth? MS-PS4-2 Develop and use a model to describe that waves are reflected, absorbed, or transmitted through various materials. Foraminiferans and Coccolithophores a. is a function of the wind direction. The vertical distance between the wave trough and the wave crest is the wavelength. Air trapped inside the barrel of the wave may explode or spit out of the barrel as the wave races along. Eustatic (global) changes in sea level might include: a.increased glacial and sea ice melting due to global warming. e.wave refraction. -The depth of the wave base is two-thirds the wavelength of the waves. -the distance between consecutive wave crests or troughs -the highest part of the wave -A wave with an amplitude that is the larger of the amplitudes of the initial two waves. Constructive wave, A problem with the worldwide shark fisheries is __________. -Wave amplitude decreases as depth increases. Ions from atmospheric and volcanic gases. Rogue waves are generated by destructive interference patterns of ocean swells. How do I put my PS5 controller in pairing mode? -Wave amplitude increases as depth increases. If the bottom is very steep, a plunging wave becomes a collapsing wave, when the top of the wave breaks onto the lower part of the wave. -The depth of the wave base is one-half the wavelength of the waves. How does water affect the rate of chemical weathering? The circular motion of water molecules. Anoxic events (low dissolved oxygen levels) in Chesapeake Bay are mainly caused by: b.high nutrient levels associated with human activities. 59) Which of the following, from earliest to latest, represents the typical wave formation? -the time it takes for one wavelength of a wave to pass a particular point Fig. The normal line is the horizontal dotted line. How might global warming exacerbate coastal hazards? The horizontal distance between wave crest to crest is called the ____. Submarines sometimes ride out heavy storms in deep water by submerging. The Pacific Tsunami Warning Center (PTWC) was established in 1946 to coordinate data from seismic waves in the Pacific Ocean and around the Pacific rim. -Waves in phase have different wavelengths and are aligned peak-to-peak and trough-to-trough Waves are usually smaller, but choppier, in the area of a rip current. Tsunami are undetectable by ships in the open ocean. As a wave begins to feel bottom near a shoreline, its wave height ________. wave refraction . -The wave pattern produced when two or more waves interact. b. epiglottis. c.Tides in the northern hemisphere are largest during fall. d. Tides in the northern hemisphere are largest during winter. Period. The uplift of downdropping of large areas of the sea floor creates ____ waves. Which type of breaker is a turbulent mass of air and water that runs down the front slope of the wave as it breaks? Fig. If the process of speciation appears to occur relatively rapidly, why don't we see new species evolving all the time? Considering that Earth is closest to the Sun during the northern hemispheres winter, which statement must be true? -The wave pattern produced when two or more waves interact. Multiple Choice Waves converge on headlands due to: A)constructive interference. What is the difference between a restaurant and a brasserie? d.contain less sediment than summer beaches due to low energy waves during the winter. D. wind The energy of waves help to shape coastal features. -the distance between consecutive wave crests or troughs -the distance between consecutive wave crests or troughs, The distance between consecutive wave crests or troughs, What is the wave period? A vast majority of all large tsunami are generated in the ____ ocean. c. there is not an established relationship between evaporation and Atlantic inflow. The most common tidal pattern around the world are ________. Waves that are moving faster than local wind and are sorted out by wavelength are called ________. As water waves approach boundaries, their properties, including direction of propagation, speed, frequency, period, and energy, can change. Waves are the result of disturbance of the water surface; waves themselves represent a restoring force to calm the surface. Weathering is the chemical and physical break down of a rock over a long period of time. b. 5.8. The angle of incidence ranges from zero degrees, which is like a wave approaching a wall head on, to slightly greater than 90 degrees, which is like a wave approaching parallel to the wall. 5.10. Wave period is the inverse of wave frequency. Where in an atom are neutrons, protons, and electrons located? As waves approach the coast, they refract in shapes that mirror the coastline. c.sinking of the crust due to large increases in sediment load. Fig. Basically, waves made beaches, headlands,. A. constructive interference B. wave refraction C. wave diffraction D. destructive interference E. wave reflection Which of the following, from earliest to latest, represents the typical wave formation? Thermohaline circulation is driven by ___. Which of the following, from earliest to latest, represents the typical wave formation? Where few streams bringing in lithogenous sediment. Waves are a type of erosion. A wave may break more than once, and in different ways, as it advances to shore. Waves at the ocean surface are called orbital or interface waves. Landforms created by erosion include, Erosion is a natural process which shapes cliffs . Cities were built along the coast and waterways because people rely on the ocean to feed themselves and transport goods. Which of the following currents contributes to the South Western United States being humid? d. wave reflection. b.destructive interference. -When waves with identical wavelengths interfere. b.are wider than summer beaches due to low energy waves during the winter. wave diffraction. You might want to use a calculator for this. Compared to western boundary currents, eastern boundary currents are ___. The ratio of wave height to wavelength is called the ____. E) wave diffraction. Compared to Antarctic Bottom Water, North Atlantic Deep Water is ____. The Gulf Stream is an example of which of the following currents? Waves converge on headlands due to: Definition. 5.4. Fig. As a wave moves into increasingly shallow water, it continues to grow in height. -the distance between the highest and lowest part of the wave In addition, the bottom contour has a dramatic effect on the shape of breaking waves. Coastal features are constantly changing; the same beach can look different over the span of a season or even a day. -the closest distance a wave can get to shore before breaking, the lower limit of wave-induced motion in the water. -the lower limit of wave-induced motion in the water a.at a density boundary within the ocean. 55. Because the focal spot results from the interference of these two waves, the time-reversed field can always be expressed (for a monochromatic wave) as the imaginary part of the Green's function (22). Wave refraction at the headland increases erosion at the headland and causes deposition in adjacent bays. Who did varane play for?Manchester United F.C.#19 / DefenderFrance national football tea#4 / Defender. What is the crest of a wave? E)wave refraction. The ratio of wave height to wavelength is called the ________. Surging breakers (Fig. Any shoreline construction causes change in the beach environment. What is difference between in vivo and in vitro? 22) Which of the following from earliest to latest represents the typical wave formation?A) sea, surf, swell B) sea, swell, surf C) surf, swell, sea D) surf, sea, swellE) swell, sea, surf The California current is an example of which of the following types of currents? When you're ready to print, just click this button: -Wave refraction at the headland decreases deposition at the headland and causes erosion in adjacent bays. The Pacific Tsunami Warning Center (PTWC) was established in 1946 to coordinate data from seismic waves in the Pacific Ocean and around the Pacific rim. A disadvantage shared by wave, solar and wind energy is that ___________________________. 5.9. What is the best geologic evidence that the Mediterranean Sea has nearly, or completely dried up in the past? What is the wavelength? How long does muscle soreness take to go away? Wave refraction. -the lowest part of the wave, The time it takes for one wavelength of a wave to pass a particular point. 52. , where T is the wave period and g is the acceleration due to gravity (9.8 meters per second squared). Wind speed, direction, and fetch all contribute to creating waves and swell. Profiles of typical coastal features, see Table 5.3 to identify the features marked with letters. If a coastline is all made of hard rock, then it will stay relatively firm and resistant to erosion and weathering, and therefore create a headland. The false-color map of sea surface temperatures shown below is an example of which of the following features? What physical factors affect the magnitude of a gravitational force? An estuary formed from a flooded glacial valley is called a: An area that experiences semidiurnal tides will have: two high tides and two low tides of nearly equal height daily. Wave amplitude decreases as depth increases. -the lowest part of the wave about half way between high and low tides. Deep water currents move ___ volumes of water and are much ____ than surface currents. The waves touch bottom. Eventually, the wave will reach a height that causes it to break, or fall over onto itself. -the bending of waves due to a change in wave amplitude a. boulders, rocks, clay b. gravel, sand, mud c. lithogenous, hydrogenous, biogenous d. conglomerate, sandstone, shale e. igneous. The first wave that forms when the wind begins to blow across the. Geostrophic circulation within a gyre is driven by ____. People like to surf both types of waves. Explore our library and get Introduction to Oceanography Homework Help with various study sets and a huge amount of quizzes and questions, Find all the solutions to your textbooks, reveal answers you wouldt find elsewhere, Scan any paper and upload it to find exam solutions and many more, Studying is made a lot easier and more fun with our online flashcards, Try out our new practice tests completely, 2020-2023 Quizplus LLC. -the distance between the highest and lowest part of the wave 5.3. Fossilized remains of ancient marine life. What are the main causes of tides on Earth? That energy is evenly spaced out in the deep water, but because of refraction, the energy of the waves is being focused on the headlands. Discordant coastline occurs where bands of differing rock type run perpendicular to the coast. Clay Minerals a. Term. The coastline is the boundary between the ocean and the land. Three types of breaking waves include ( A) plunging breakers, ( B) spilling breakers, and ( C) surging breakers. Rip currents are narrow, river-like currents that flow perpendicular to the coast, heading out to sea (Fig. What type of sediment is the most abundant by volume? Manganese nodules C. gravity wave Waves converge on headlands due to: a.constructive interference. 2003-2023 Chegg Inc. All rights reserved. Course Hero is not sponsored or endorsed by any college or university. School Acadia University; Course Title GEOL 1003; Type. Refraction is the change in direction of waves as they move between materials with different properties. 21) Waves converge on headlands due to: A) constructive interference. B)destructive interference. Which of the following is true of surface water circulation near Antartica? 4 D) wave reflection.E) wave refraction. Energy travels as right angles to the direction of the vibrating particles in ____. We invite you to share your thoughts, ask for help or read what other educators have to say by. The time it takes for a full wave to pass a stationary object is called the wave: Period. Ions from chemical weathering of the crust All of the following are examples of features found along primary coasts except: Which characteristic would be found along a secondary coast? Of the following statements about ocean waves, which is/are true? Composed of chemical properties such as calcium carbonate (CaCO3). 2003-2023 Chegg Inc. All rights reserved. -Wave refraction at the headland increases erosion at the headland and causes deposition in adjacent bays. The gravitational attraction just between the Moon and Sun. -The wavelength of the wave must be contained within a smaller water column in shallow water. Waves converge on headlands due to: wave refraction. Which of the following is not a source of deep water in the ocean? B. spilling breaker During winter months, monsoon winds over the Indian ocean ___. What is the relationship between wave base and wavelength? A. increases and its wavelength remains the same, B. decreases and its wavelength increases, C. increases and its wavelength decreases, D. increases and its frequency decreases, E. decreases and its steepness decreases. Which type of current flow moves in a circular path around a subtropical convergence, reflecting Ekman transport, gravity, and the Coriolis effect? University of Hawaii, 2011. Which of the following statements about wave period is most accurate? The time between two successive waves is called the: A standing wave can be caused by wave reflection. Waves in the surf zone begin to behave like shallow-water waves when ________. B. capillary wave Because a rip current carries sediment out to sea, water in the rip current may appear a different color than the surrounding water (Fig. c.low nutrient levels associated with human activities. What results when two waves, in phase and with the same wavelength, interact? Why does the wave height of a tsunami increase as the tsunami enters shallow water? North Atlantic Central Surface Water (NACSW). Your email address will not be published. 28. the waves are in extremely shallow water; in fact, it controls the wave speed if the depth of the bottom is less than about one twentieth of the wave length, so as the waves approach shore, they increase in height, they slow down, and they get closer together, and eventually the wave becomes unstable as the orbits interfered with at The altering rate of erosion of hard and soft rock is known as differential erosion. Water flowing out of an enclosed basin due to the tides is called a/an ________. Most ocean waves form as a result of _____. The time between two successive waves is called the ________. siliceous ooze (SiO2, plankton shells). -A wave with an amplitude that is the sum of the amplitudes of the initial two waves. -the bending of waves due to a change in wave phase -a gently sloping rocky bottom Your email address will not be published. Which of the following from earliest to latest represents the typical order of . 5.19. -The energy of the wave must be contained within a smaller water column in shallow water. -The depth of the wave base is twice the wavelength of the waves. waves converge on the headlands due to wave refraction, they bounce wave energy back across the beach and cause erosion, When waves approach the shore and enter shallow water, the waves slow down and the wave height increases, seacliffs are exposed to wave action, and they are also steep slopes, which can make them susceptible to landslides. Fig. Along irregular shorelines, waves also refract, but tend to converge on headlands, causing erosion of sediments . Beaches, headlands, and spits were all made by WAVES which are caused by wind. e.All of the above might be found along a secondary coast. In a reflected wave, the angle of incidence equals the angle of reflection for wave direction. 5.20. Required fields are marked *. Based on the graph, a deep-water wave with a period of 16 seconds should have a speed of ________ meters per second and a wavelength of ________ meters. Wave energy is focused on headlands due to wave refraction. Multiple Choice. Waves converge on headlands due to: a. constructive interference. Water waves exhibit the same behaviors as other waves, including electromagnetic and sound waves, when they encounter a boundary, such as an object. Both the angle of incidence and the angle of reflection are measured from a normal line, which is a hypothetical line perpendicular to the shoreline. A wave train is caused by wave energy moving more slowly than individual waves. A rip current can also form when water from an incoming high tide or from large waves flows over a bar or reef; the water then flows in a rip current back to sea through a gap or deep area in the bar or reef. -the highest part of the wave Constructive interference results in larger. Hard engineering. Wave refraction and diffraction cause converging wave fronts on headlands and diverging wave fronts in bays. Image courtesy of National Oceanic and Atmospheric Administration (NOAA). -Water moves linearly in the same direction as wave movement. In addition, for many the ocean is a source of inspiration, recreation, rejuvenation, and discovery. As waves approach shallow water, they are refracted, changing the direction of the wave front, and their wavelength decreases. A tsunami may result from: Tectonic activity on the seafloor A tsunami is considered to be a: -When two waves that have long wavelength interfere. What does the term "in phase" refer to? Of the following statements about ocean waves, which one(s) describe wave steepness? The wave fronts appear to bend around the edge of each of the barriers. The most likely place to find abundant manganese nodules is on the: Which of the following contains calcium carbonate (CaCO3)? where storm waves move against strong surface currents. A. plunging breaker A wave with a 2-meter wave height and a wavelength of 1000 meters. Waves come into shore and break parallel to the coast because ocean floor topography is generally similar to the shape of the beach. (B) A sign at Haena Beach Park, Kauai, HawaiI, warns swimmers that rip currents can sweep swimmers out to sea. As a wave advances, and each time it breaks, it loses energy. Fig. -Waves with longer periods have shorter wavelengths. Waves converge on headlands due to wave refraction draw a wave that results from interference of solid and dashed waves straight line a tsunami might result from tectonic activity on the seafloor tides caused by ____ forces b/t the Earth and the ____ as well as the Earth and the ___. Factors Affecting the Rate of Erosion As waves approach a coastline they lose energy though because friction with the seabed increases. 2003-2023 Chegg Inc. All rights reserved. . For example, in bays, waves diverge due to refraction, reducing the relative amount of energy compared to a straight coastline. Local weather does not often produce great surf because swells need time and space (fetch) to become organized. Ooids, shallow water near shoe, warm water, gentle waves.

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