Then, you take depth measurements and chart your results. File type pdf mapping ocean floor activity answers planet coast. Observe, identify, classify, and map ocean floor features. Mapping the ocean floor worksheet page 1 answer key. National science standards lithospheric plates on the scales of continents and oceans constantly move at rates of. Mapping the ocean floor is an excellent introductory activity for students to become familiar with the sound probes and using the computer program called loggerpro. Next, students map the ocean floor on the mapping the ocean funsheet. Tectonic activity, sea level changes, and force of waves influence the physical structure and landforms of the. They learned about alfred wegener in third grade and his theory of continental drift.
The outer rocky layer of the earth includes about a dozen large sections called tectonic plates that are arranged like a spherical jigsaw puzzle floating on top of the earths hot flowing mantle. Turners teaching troop january 22, 2020 ocean floor mapping battleship includes 36 unique maps of the ocean floor, a recording sheet, a detailed lesson plan with suggested pregame activiti. Introduction to sonar and ocean floor mapping april frake, gk12 resident scientist course. Mapping the ocean floor worksheet page 1 mapping the ocean floor worksheet page 1 mapping the ocean floor worksheet mapping the ocean floor worksheet. This knowledge will inform conservation, management, and balanced use of the u. Ocean floor features national oceanic and atmospheric. Highlight the overall exploration strategy used by the okeanos explorer, including the following points. While studying wwii in history, fifth graders learn about harry hess in science lab.
Sea floor spreading answer key this is a mid ocean ridge. Students are usually fascinated with the ocean making it an ideal theme through which to introduce many aspects of science and other disciplines. The study of mapping the seafloor hydro international. Mysteries, fun activities, cool pictures and more sea floor mapping home. In this ocean characteristics lesson, 5th graders complete a kwl chart about the ocean floor, use the ocean depth data sheet to create a graph, and create a 3d model of the ocean floor. Multibeam sonar mapping the deepocean floor 78 the noaa ship okeanos explorer education materials collection oceanexplorernoaagov system during the indexsatal 2010 expedition. The length of the rope let out was an approximate measurement of the water depth. All the graphing stuff is helpful in terms of getting them to practice their graphing skills and think critically about how best to plot an ocean floor profile, but this is actually where they begin to illustrate the idea of sea floor spreading by marking up their graphs. You can either make your own sounding box, or you can work in pairs or in a group to make separate boxes and then trade with each other to explore your own personal ocean. Consequently, mapping the sea floorbathymetryis an important part of many. Data on ocean floor depths and sediment qualities could then be added to. Provide students a basic understanding of how sonar sound navigation and ranging is used to map the ocean floor. Underwater map dance see earth website assessment performance students label image of ocean floor features correctly two thirds are correct half or less are correct.
The data in the table below represents various measurements of the depth of the atlantic ocean between. Bathymetric maps represent the ocean sea depth as a function of geographical coordinates, just as topographic maps represent the altitude of the earths surface at different geographic points. This unit in the form of pdf file and covers all about on ocean floor and ocean water characteristics with neat sketches along with vocabulary. Multibeam sonar mapping the deep ocean floor 78 the noaa ship okeanos explorer education materials collection oceanexplorernoaagov system during the indexsatal 2010 expedition. Lidar is an aircraftbased sensor that uses a laser to bounce light off land. Imagine that it is 1940 and you have landed your dream job as an oceanographer on a research ship using singlebeam sonar technology to explore a neverbefore mapped section of the ocean floor.
In this activity, you will learn how scientists use math to find out about the ocean floor. Are there any places on earth where the midoceanic ridges meet the continent. Molten rock pushes up from the asthenosphere and pushes the plates apart at the mid ocean r. Ocean floor feature activitybackground information mbari. Mapping will reveal the terrain of the ocean floor and identify areas of particular interest.
The vastness and unknown inhabitants of the ocean excite and stimulate student interest. Sounding box activity ocs hydrography kids kit revised january 29, 2007 best for ages 8 12 introduction now that you know a little about some of the methods used to chart ocean depths, its time to put one of these sampling techniques to the test. In this activity, you will learn how scientists use math to fi nd out about the ocean floor. It is an underwater mountain range that forms when magma pushes up on the crust at a divergent boundary. On a separate sheet answer the questions that follow. They locate the distance from shore across the x axis, then plot the correct depth rounded to the nearest 100 meters on the y axis. Note that the maps in this document need to printed on legalsize. In this lesson, students construct a graphical model of the ocean floor the atlantic ocean, describing its physical features, identifying its plate motion and associated characteristics, a plan your 60minute lesson in science or earth and space science with helpful tips from kane koller. Background the ocean floor can be mapped by sounding. This lab works equally well using graphing calculators with the probes.
Students use a simple calculation to determine the depth of the ocean floor at 15 points from miami beach eastward to the wreck of the ss sapona in the bahama islands. Mapping the ocean floor lesson plan overview after an introduction in which students try to identify hidden objects by the sounds they make when shaken in a box, students use string to map a model ocean floor by taking depth readings to simulate sonar. Technology overview this lesson describes advanced technologies for underwater exploration and navigation. The rope was allowed to run freely until the weight struck the ocean floor.
Bathymetry is the measurement of ocean depths and the charting of the shape or topography of the ocean floor. World tectonic mapping activity objectives learn where volcanoes and earthquakes occur understand geography use critical thinking to find plate boundaries answer relevant discussion questions on worksheet procedure print the appropriate maps see materials for use. Following completion of this lesson, the students will be able to. Mapping the atlantic ocean floor from cape may to cape roca. Focus questions how can a twodimensional map be created showing the threedimensional nature of a landform. Students construct a simulated model of the ocean floor in a shoebox. Do the following lab activity, geographic provinces of the ocean floor. Scientist use tools to map or survey the ocean floor. Sounding box activity noaas national ocean service. Sticky tallow or grease was often smeared on the weight to pick up sand and other sediments from the seafloor. The shape of the ocean floor, its bathymetry, is largely a result of a process called plate tectonics. Listed in the table below are echo soundings giving the atlantic ocean s depth along the 39o north parallel. Develop the understanding that the bottom structure.
At the end of the lesson, students will be able to. Notice that the data for ocean depth at a distance of 2,725 miles is missing from the table. The plate tectonics mapping activity allows students to. Browse ocean floor mapping resources on teachers pay teachers, a marketplace trusted by millions of teachers for original educational resources. A mapping and graphing activity teaching features of the seafloor. Identify seafloor features that are found throughout the. Bathymetry 15 an ocean of weather in islands in the stream 2002 finding the way from deep east 2001 at the edge of the continent in islands in the stream 2002 mapping seamounts in the gulf of alaska from exploring alaskas seamounts 2002. Federal register ocean mapping of the united states. Be sure students understand that each data point represents the depth of water at the location described by the geographic coordinates.
Technology lesson 23 national oceanic and atmospheric. Learning ocean science through ocean exploration section 2. Todays technologyparticularly sonar, satellites, and submersiblesallows scientists to study the ocean. The data in the table below represents various measurements of the depth of the atlantic ocean between cape may, new jersey and cape roca, portugal. Copies of multibeam mapping simulation activity guide and multibeam. Mapping the ocean floor worksheet page 1 read the information below and then scan the table. Lithospheric plates on the scales of continents and oceans constantly move at rates of centimeters per year in. Mapping the ocean floor activity earth and space science. Lesson 3 seafloor profiling lesson at a glance in this lesson, students will model a seafl oor with shoeboxes and wood blocks, map the seafl oor using bamboo skewers, plot the data as a line graph, thereby making a profi le of their seafl oor, and identify geological features on the profi le. Before we begin this curriculum, we will start by finding out what the student knows.
Students will draw contour lines based on noaa soundings on a nautical chart. Ocean floor mapping summary students will be exposed to, learn about, and demonstrate basic understanding of ocean floor features and mapping using near time data. On topographic maps, the lines connect points of equal elevation. Eighth grade lesson sea floor spreading day 12 betterlesson. The staff has a widerange of expertise and is responsible for geophysical and sampling data acquisition, processing, interpretation and publication.
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