(B) Wave diffraction and reflection in Koieie Loko Ia fishpond. 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. Waves are required in order to have surf. Combinations of each type of wave often occur in a surf zone. The speed of a shallow-water wave is a function of wave period. Which is technically the most correct with respect to tides? -the distance between consecutive wave crests or troughs -When waves with identical wavelengths interfere. c. there is not an established relationship between evaporation and Atlantic inflow. Fig. The wave fronts appear to bend around the edge of each of the barriers. How does wave refraction at headlands affect deposition and erosion? The height of a wave depends upon: fetch, wind, duration, and wind speed. Thermohaline circulation is driven by ___. An eddy is a circular, whirlpool-like, movement of water (Fig. d.high nutrient levels associated with tidally mixed ocean water. What is difference between in vivo and in vitro? Image courtesy of National Oceanic and Atmospheric Administration (NOAA). -The depth of the wave base is twice the wavelength of the waves. , where T is the wave period and g is the acceleration due to gravity (9.8 meters per second squared). C)wave diffraction. Oceanography Exam 2 Quiz Sheet - Knowledge Mouse The circular motion of water molecules extends to a depth that is equal to ________. The El Nio Southern Oscillation can best be described as ____. OCE1001 Exam 2 Flashcards Spilling waves advance to shore with a line of foam tumbling steadily down the front of the wave face. As waves approach the coast, they refract in shapes that mirror the coastline. 57. e.Tides are not impacted by the eccentricity of Earths orbit about the Sun. ESCI Exam 3!! - Ch 8 Flashcards | Chegg.com 5.4 C) form when large waves suddenly hit bottom in shallow water. winds blowing across the ocean surface (wrong answers: density differences between water layers , Earth's rotation , landslides , seismic events ) ; An internal wave might form _____. -A wave with an amplitude that is the sum of the amplitudes of the initial two waves. OCE1001 Chapter 8 - Subjecto.com Waves converge on headlands due to wave refraction Standing waves may be caused by wave reflection A tsunami may result from ____. What is refraction? Geostrophic circulation within a gyre is driven by ____. molecule has a positive and negative charge. Fig. What type of sediment is the most abundant by volume? There are surf breaks all over the Pacific ocean basin. Ocean waves can be classified by the way in which they form. Use a ripple tank to observe various properties of propagating waves including interference, reflection, refraction, and diffraction. wave refraction . There are three types of breaking waves: plunging breakers, spilling breakers, and surging breakers. Large coastal storms such as hurricanes initially cause all of the following except: a.coastal erosion. A) sea, surf . -the upper limit of wave-induced motion in the water An earthquake of magnitude 8.5 off the coast of Japan, 8000 km away, generates a tsunami with a wavelength of 200 km. Why does the damming of rivers sometime contribute to coastal erosion? b. How long does gammon steaks take in the oven? 5.12. In addition, the bottom contour has a dramatic effect on the shape of breaking waves. The location of breaking waves at a particular location depends on the depth of the water and wave characteristics like wave height, wavelength, and direction of wave movement. d.The gravitational attraction just between the Earth and Moon. 28. The time between two successive waves is called the: A standing wave can be caused by wave reflection. -When waves with identical amplitudes interfere. a. The most likely place to find abundant manganese nodules is on the: Which of the following contains calcium carbonate (CaCO3)? The interaction of longshore currents and eddy currents with coastal features produces stable, nearshore circulation patterns. Along irregular shorelines, waves also refract, but tend to converge on headlands, causing erosion of sediments . For example, if a wave approaches a seawall at a 45 degree angle of incidence, the wave direction propagates away from the wall at a 45 degree angle of reflection (Fig. Waves that are moving faster than local wind and are sorted out by wavelength are called ________. forms when electrons are transferred from one atom to another. As waves move from deep to shallow water, the wavelength decreases (L1 > L2). b.coastal flooding. Three types of breaking waves include ( A) plunging breakers, ( B) spilling breakers, and ( C) surging breakers. (SiO2), Plankton that build a shell of calcium carbonate? -the lowest part of the wave, The time it takes for one wavelength of a wave to pass a particular point. These differences in energy can affect the shape of the coastline. Report a problem? Which of the following statements about storm surge is CORRECT? Which of the following, from earliest to latest, represents the typical wave "life"? Clay Minerals -Water moves linearly in the opposite direction to wave movement. Well known surf spots tend to have consistent waves, favorable weather, beneficial geographic orientation, and tidal fluctuations conducive to their geography. Why are headlands more susceptible to erosion than bays? The average water depth between your island and Japan is 4900 m. If a tsunami warning is issued for your island, how many hours will you have before the waves arrive? 14. What results when two waves, in phase and with the same wavelength, interact? e.are wider than summer beaches due to high energy waves during the winter. -Deep-water waves are: orbital waves. -The wavelength of the wave must be contained within a smaller water column in shallow water. Based on the graph, which of the following has the lowest temperature? 5.21. 5.20. If the process of speciation appears to occur relatively rapidly, why don't we see new species evolving all the time? Fig. (A) A warning sign explains rip current dangers and how to avoid them. waves converge on the headlands due to wave refraction. c.sinking of the crust due to large increases in sediment load. c.contain more sediment than summer beaches due to high energy waves during the winter. Exploring Our Fluid Earth, a product of the Curriculum Research & Development Group (CRDG), College of Education. Coastal Processes Flashcards | Chegg.com A) gravity waves. -the bending of waves due to a change in wave amplitude The map below shows some popular surf spots. This process is called shoaling, and it causes the height of waves to increase (Fig. -Wave period is the inverse of wave amplitude. As waves move into shallower water, they contact the bottom and begin to move slower (see theWave Energy and Wave Changes with Depth topic in the Waves unit). The surf zone is the area near the coastline where waves break (Fig. 4 D) wave reflection.E) wave refraction. What types of substances dissolve most easily in water. In general the restoring force for wind-generated waves is: The celerity (speed) of a deep-water wave with a wavelength of 9 meters, relative to that of a deep-water wave with a wavelength of 1 meter, will be ______________. Surface waters are pushed away from land and replaced by nutrient-rich deep water through ____. wave refraction. tsunamis in deep water have small wave height and long wavelength. When will perfect constructive interference occur for waves that are in phase and moving at the same velocity? 5.6. Multiple Choice. d.close to shore as it moves into shallow water. The circular motion of water molecules. 5.6). c.The gravitational attraction just between the Earth and Sun. 5.22. e.The gravitational attraction among the oceans, mountains, and the moon. The time it takes for a full wave to pass a stationary object is called the wave: Definition. Please let Knowledge Mouse know below: Please let us know what is wrong in the feedback boxes below. 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. -Waves in phase have identical wavelengths and are aligned peak-to-peak and trough-to-trough, -Waves in phase have identical wavelengths and are aligned peak-to-peak and trough-to-trough. L1 is the wavelength of the incoming waves and L2 is the wavelength of the refracted waves. You can use the same procedure to make a profile of the area outside your classroom. Waves that are breaking along the shore and are. -Waves with shorter periods have longer wavelengths. The time between two successive waves is called the. Waves converge on headlands due to: Wave refraction Which of the following from earliest to latest represents the typical order of formation of waves: Sea, swell, surf. Of the following events, which is/are capable of generating waves? 5.12 and described in Table 5.3. -The depth of the wave base is two-thirds the wavelength of the waves. The spinning rings that break away from the Gulf Stream and move. -the distance between the highest and lowest part of the wave Waves do not break as often in the gap where the rip current forms because the gap is deeper than the surrounding areas. d. Tides in the northern hemisphere are largest during winter. 52. Water waves are refracted as they move from deep water to shallow water. In a reflected wave, the angle of incidence equals the angle of reflection for wave direction. D)wave reflection. c. diaphragm d. larynx. A standing wave is caused by wave reflection. The ratio of wave height to wavelength is called the ________. Based on the graph, which of the following has the highest density? Wind speed, direction, and fetch all contribute to creating waves and swell. The speed of a shallow water wave is proportional to: The time between two successive waves is called the: The speed of a deep water wave is proportional to: As a wave directly approaches the shoreline, it eventually breaks because it: b. is influenced by the Coriolis Effect. What happened to the Screen Junkies Show? Tsunami can be generated by geological activity that causes a sudden change in sea floor elevation, such as submarine fault motion, A. internal wave Ions from chemical weathering of the crust -Wave refraction at the headland decreases erosion at the headland and causes deposition in adjacent bays. In general, the speed, frequency, period, and energy of a wave are not affected by reflection. 24. Tsunami are undetectable by ships in the open ocean. 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. Ocean waves can be described by their period, wavelength, and height. Using the above figure and what you learned in class, which body produces the largest tidal bulge on Earth? Required fields are marked *. The coastline is the boundary between the ocean and the land. Waves converge on headlands due to: A) destructive interference. A shallow-water wave must form in water depth less than 100 meters. b.Tides in the northern hemisphere are largest during summer. Surging breakers (Fig. Test Prep. Diffraction occurs when waves pass through an opening or around a barrier and change direction (Fig. Lithogenous, Biogenous, Hydrogenous, Cosmogenous. -Wave period is the inverse of wave height. Other physical processes, such as wind, tides, and storms can also shape the features of a beach. What does the term "in phase" refer to? d.silt and clay (i.e., very small particle size). D) constructive interference. Eventually, the wave will reach a height that causes it to break, or fall over onto itself. What can cause a car to vibrate at high speed? If a surfer wishes to have a really long ride, what type of wave should he or she look for? Buried sediment on the continental shelf. where storm waves move against strong surface currents. a. is a function of the wind direction. Deep water currents move ___ volumes of water and are much ____ than surface currents. Rogue waves are generated by destructive interference patterns of ocean swells. The maximum tidal currents are reported ________. What is the most efficient electric heating system UK? What type of sediment is the most abundant by surface area? Two most abundant dissolved substances in seawater are? -the lower limit of wave-induced motion in the water Air trapped inside the barrel of the wave may explode or spit out of the barrel as the wave races along. -When waves with identical wavelengths interfere. Oceanography Exam 2 Dubbs Flashcards | Quizlet How do I get rid of mosquitoes in my room fast? Because a rip current carries sediment out to sea, water in the rip current may appear a different color than the surrounding water (Fig. -Wave amplitude increases as depth increases. -the distance between the highest and lowest part of the wave, What is the trough of a wave? Compared to western boundary currents, eastern boundary currents are ___. Midterm #3 Flashcards Flashcards | Chegg.com ESCI 101- Oceanography Portion- Section 2 - Chegg b.are wider than summer beaches due to low energy waves during the winter. than other ocean surface currents because ___________. -When waves with short wavelengths interfere. The angular distance of the Sun or the Moon above or below the Earth's equatorial plane is called the ________. -Waves in phase have different wavelengths and are aligned peak-to-peak and trough-to-trough e.wave refraction. Over 100 people die each year in the U.S. in rip currents and they account for over 80% of rescues performed by surf beach lifeguards. -When waves with large amplitudes interfere. An eddy about 600 km off the coast of Australia in the southeastern Indian Ocean, which was made visible by a plankton bloom on December 30, 2013 that showed sea surface currents. What are the four categories of sediment? The consistency of surf is dependent on the consistency of global weather patterns. Where water is warm. The energy of waves help to shape coastal features. 10+ million students use Quizplus to study and prepare for their homework, quizzes and exams through 20m+ questions in 300k quizzes. Weathering is the chemical and physical break down of a rock over a long period of time. Combinations of each type of wave often occur in a surf zone. 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 A. winds blowing across the ocean surface, B. density differences between water layers, A. at the boundary between the ocean and the seafloor, B. close to shore as it moves into shallow water, D. at the boundary between the atmosphere and the ocean, E. at a density boundary within the ocean.