c.wave diffraction. You live on an island in the Pacific. If a surfer wishes to have a really long ride, what type of wave should he or she look for? A wave train is caused by wave energy moving more slowly than individual waves. oceanography ch. 8 quiz Flashcards | Quizlet on the continental rise by a turbidity current (under water landslide). An eddy is a circular, whirlpool-like, movement of water (Fig. e.are wider than summer beaches due to high energy waves during the winter. Fig. We invite you to share your thoughts, ask for help or read what other educators have to say by. Waves converge on headlands due to: Wave refraction. Is respiration endothermic or endothermic? -a gently sloping rocky bottom c.The gravitational attraction just between the Earth and Sun. Why do ships at sea tend not to notice tsunamis? If a surfer wishes to have a really long ride, what type of wave should he or she look for? Earth is the only major body in the solar system on which there are active volcanoes. -Water moves linearly in the opposite direction to wave movement. Please let Knowledge Mouse know below: Please let us know what is wrong in the feedback boxes below. Converging surface waters are areas of _____ and _____ productivity. 5.4. Use a ripple tank to observe various properties of propagating waves including interference, reflection, refraction, and diffraction. During winter months, monsoon winds over the Indian ocean ___. :) $12 tip if you get all the answers correct I need help with geography oceanography lab homework. Any shoreline construction causes change in the beach environment. A tsunami may result from: Tectonic activity on the seafloor A tsunami is considered to be a: Shallow water wave T or F: Internal waves have never been directly observed False As waves approach shallow water, they are refracted, changing the direction of the wave front, and their wavelength decreases. Surf usually contains a mixture of several types of breaking waves. 5.18). -Waves with longer periods have shorter wavelengths. Tsunamis look like walls of white water advancing toward shore and can cause great damage when they run up the beach and onto land. Required fields are marked *. The ________ force pulls an orbiting body toward the center of that orbit. The speed of a shallow-water wave is a function of wave period. 5.4 B) form when the bottom slopes gradually. Best location for petroleum resources is? Basically, waves made beaches, headlands,. than other ocean surface currents because ___________. The gravitational attraction just between the Moon and Sun. Other physical processes, such as wind, tides, and storms can also shape the features of a beach. Which of the following currents contributes to the South Western United States being arid? The large, flat muscle that moves up and down to alter the volume of the chest cavity is the a. trachea. Which of the following currents contributes to the South Western United States being humid? How might global warming exacerbate coastal hazards? Wave amplitude decreases as depth increases. -When waves with identical amplitudes interfere. What makes them, will destroy them. b.rise in sea level due to a large weight of glacier on a continental mass. e. they enhance the natural flow of sand along a beach. 48.The diameter of a wave orbital at the surface is equal to _________. -Wave amplitude increases as depth increases. Destructive wave interference results in ___________. Waves converge on headlands due to: wave refraction. OCE1001 Chapter 8 - Subjecto.com 28. In general, bays will have more sedimentation, because they have less wave energy, and headlands will have more erosion, due to the higher amount of wave energy reaching them. MS-ESS2-2 Construct an explanation based on evidence for how geoscience processes have changed Earth's surface at varying time and spatial scales. c.Tides in the northern hemisphere are largest during fall. The first wave that forms when the wind begins to blow across the. A deep-water wave occurs when the water depth is equal to at least ________. Why do ocean waves bend around headlands? Composed of chemical properties such as calcium carbonate (CaCO3). Wavelength decreases. Ions from chemical weathering of the crust Constructive interference results in larger waves whereas destructive interference produces: A storm surge might form in association with a seafloor avalanche. are formed when electrons are shared by atoms. This is because offshore winds help to hold the face of the wave up and open, to provide a smooth, surfable surface. Using your knowledge of breaking waves and wave properties, investigate why certain surf breaks are good for surfing. Diverging surface waters are areas of ____ and ___ productivity. Make Print-Friendly, When you're ready to print, just click this button: ESCI 101- Oceanography Portion- Section 2 - Chegg Of the following situations involving orthogonals, which one involves the highest energy? 5.12 and described in Table 5.3. Waves - building, seawater, sea, depth, oceans, largest, types, system How are wave period and wavelength related? The coastline is the boundary between the ocean and the land. -the distance between the highest and lowest part of the wave Water flowing out of an enclosed basin due to the tides is called: Which of the following materials do you expect to be found on the steepest beach? B) plunging breakers. 2003-2023 Chegg Inc. All rights reserved. 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. Of the following statements about ocean waves, which one(s) describe wave period? c.sinking of the crust due to large increases in sediment load. If wave steepness ever exceeds a 1:7 ratio, then the wave breaks. Wave refraction at the headland increases erosion at the headland and causes deposition in adjacent bays. -Superwaves -Rogue waves. Anatomy of a rip current, showing how currents parallel to shore intersect with the rip current heading out to sea. a.increased glacial and sea ice melting due to global warming. due to evaporation along the equator, the water in these currents has much, higher salinity than coastal waters or surface water in the center of the. Water moves in a circle in the same direction as wave movement. Fig. Based on the graph, which of the following has the highest temperature? Surging breakers (Fig. Combinations of each type of wave often occur in a surf zone. Of the following physical changes that occur to waves as they move into shallow water, which is/are true? Eddies typically spin off of larger ocean current systems; they can stretch for hundreds of miles and last for months. 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. -When waves with large amplitudes interfere. c. there is not an established relationship between evaporation and Atlantic inflow. What is the most efficient electric heating system UK? Make Print-Friendly. Reflection occurs when a water wave bounces off of a hard surface, such as a seawall or a seacliff, changing the direction of the wave. 52. Surf zones are found along the shores of the ocean as well as the shores of many large lakes. 5.19). Why do waves converge on headlands? - Answers Standing waves may be caused by _____. 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). -the highest part of the wave Larger waves tend to break in deeper water, farther from shore. -The wavelength produced when two or more waves interact. Will you still be able to buy Godiva chocolate? It issues tsunami warnings to 25 Pacific rim nations . Fig. Fig. 5.21). However, local weather does determine the conditions of waves that are produced by far-away storms. What is the wave base? What are two sources of dissolved salts in sea water? OCE1001 Exam 2 Flashcards For example, in bays, waves diverge due to refraction, reducing the relative amount of energy compared to a straight coastline. C)wave diffraction. Which ocean is associated with most tsunamis? Why does the wave height of a tsunami increase as the tsunami enters shallow water? How long does muscle soreness take to go away? Test Prep. The El Nio Southern Oscillation can best be described as ____. Popular surf destinations tend to be located in geographic regions that are in a position to be regularly impacted by swells. HELP PLEASE! Over time, erosion can cause cliff collapse therefore the coastline needs to be managed. The time between two successive waves is called the: A standing wave can be caused by wave reflection. Eight of the ten largest cities on Earth are located on the coast. , where T is the wave period and g is the acceleration due to gravity (9.8 meters per second squared). -the lowest part of the wave D) wave reflection. Based on the graph, which of the following has the highest density? Coastal features are constantly changing; the same beach can look different over the span of a season or even a day. surface currents form circular patterns in the major ocean basins called "gyres.". There are three types of breaking waves: plunging breakers, spilling breakers, and surging breakers. What types of substances dissolve most easily in water. 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. The fetch refers to A a method of shoreline erosion control -The waves have longer wavelength just in front of the headland, causing the waves to bend. b. 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 waves are moving more slowly just in front of the headland, causing the waves to bend. Landforms created by erosion include, Erosion is a natural process which shapes cliffs . Anoxic events (low dissolved oxygen levels) in Chesapeake Bay are mainly caused by: b.high nutrient levels associated with human activities. 5.22. The maximum tidal currents are reported ________. orthogonals that become more closely spaced as they approach the shore. Profiles of typical coastal features, see Table 5.3 to identify the features marked with letters. What results when two waves, in phase and with the same wavelength, interact? 44.The ratio of wave height to wavelength is called the. tsunamis in deep water have small wave height and long wavelength. -When waves with identical wavelengths interfere. . -a gently sloping sandy bottom. Use Advanced Search to search by activities, standards, and more. Wave celerity of a deep water wave is equal to ____. Calcareous algae gravitational, Moon, Sun 5.6). All Rights Reserved. Which of the following statements about wave period is most accurate? What is an interference pattern? Ocean waves can be classified by the depth of water in which they move. Large deposits of sediment at the mouths of rivers are called. The circular motion of water molecules extends to a depth that is equal to ________. -the time it takes for one wavelength of a wave to pass a particular point. C) spilling breakers. Waves that are breaking along the shore and are - Course Hero 59) Which of the following, from earliest to latest, represents the typical wave formation? The orbital motion of water molecules in a wave goes down to a depth equal to the wavelength divided by two. (SiO2), Plankton that build a shell of calcium carbonate? 5.9 A). Why are headlands more susceptible to erosion than bays? The diameter of a wave orbital at the surface is equal to _____. The largest wind-generated waves tend to be associated with the: The speed of a shallow-water wave is proportional to: How does water move as waves pass? 5.20. Waves at the ocean surface are called orbital or interface waves. Spilling breakers form when fast-moving water at the top of a wave spills over slower-moving water at the bottom.