Use Figure 5 and the travel-time graph in Figure 4 to determine . Epicenter. For this activity, select the "Chile" box. Send activity 4 locating an earthquake epicenter worksheet answers via email, link, or fax. Contact the teacher to find out the length of the class period, as well as how many copies of handouts and sets of materials you need to bring. As you read and complete the activity, take notes so you can complete the. 0000002094 00000 n Earthquakes & Volcanoes Test Review Answers. and S waves to travel any distance up to 3. Use mathematical representations of phenomena or design solutions to describe and/or support claims and/or explanations. 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Seismograms 0000001978 00000 n PDF Finding Epicenters and Measuring Magnitudes Worksheet Lab Exercise #2: Locating the Epicenter of an Earthquake In this lab exercise, you will locate the epicenter of an earthquake. 0000002250 00000 n 0000005149 00000 n (, Find the S-P interval for each seismogram and record answers in the S-P column of, Find the distance to the epicenter (in kilometers) from each recording station and record answers in Table 1. What about P waves? miles from the epicenter of an 4. fault - a fracture in Earth's crust where the rocks on either side have moved. In this activity, students use an online simulationVirtual Earthquakethat is accessible through the Earthquakes Living Lab interface, to locate the epicenter of an earthquake by making simple measurement on three seismograms, recordings of an earthquake's seismic waves detected by instruments (seismographs) far away from the earthquake. Earthquake Worksheet Answers Lab Lesson 4 - Lab Lesson 4: Earthquakes and Seismology, Though the distance to the epicenter can be determined using a travel-time graph, the direction cannot be told. 0000001408 00000 n In this activity, students use an online simulationVirtual Earthquakethat is accessible through the Earthquakes Living Lab interface, to locate the epicenter of an earthquake by making simple measurement on three seismograms, recordings of an earthquake's seismic waves detected by instruments (seismographs) far away from the earthquake. A minimum of three seismic stations is necessary to locate an epicenter. Answer Key: Lab 5 Earthquakes - Find People EARTHQUAKES: Epicenter Determination and Seismic Waves . To locate the epicenter of the earthquake, seismologists use the . As the drum rotated, t, pen recorded the arrival of P, S, and surface, between arrival of P and S waves is called, epicenter, the longer the lag time measured, velocity, amplitude, and frequency of the. HTAn longer or shorter). Take a few minutes to read the information on the left side of this page for the 2010 earthquake off the coast of central Chile. seismograph: An instrument that measures motions of the ground, including those of seismic waves generated by earthquakes. How are S and P waves used to determine how far away epicenters are? Mr Gneiss. 0000006984 00000 n Once three seismographs have been located, find the time interval between the arrival of the P-wave . How does distance from the epicenter affect the magnitude (height) of the seismograph reading? HS-PS4-1. Seismic Waves. between arrival of P and S waves is called Show students some of the numerous online animations comparing the movements of P and S waves. Students first triangulate the location of an earthquake's epicenter, then calculate its magnitude. (, Have any of you ever experienced an earthquake or know anyone who has? Finding the epicenter worksheet answer key. The period of a wave is the time between two adjacent wave peaks. earthquake - shaking and vibration of Earth's surface. Continue the discussion with the following questions (or assign these questions as homework): Have student groups explore one or more of the other two regions (Southern California and Japan) provided in the Virtual Earthquake simulation. You can also download it, export it or print it out. They use three seismographs in a process called triangulation to determine earthquake epicenters. Richter scale Method of earthquake measurement based on the amplitude of seismic . Subjects: Earth Sciences, General Science Grades: 5th - 8th Types: Activities, Laboratory (Grades velocity, amplitude, and frequency of the ya{I;W@DgMN2:UtbT=*+cY1.8Vm(u3Zt"J @9TAjJH@H_F3n7\Srdw~gAR#JQGj`ueS! HtA1D41`s(GME$Ke*YdEOYf2-:r. At least 3 earthquake recording stations are required to find the location of the earthquake epicenter. Finally, the location of the 3 seismographs are placed on a map and the distance to the epicenter is used to draw a circle with an origin at each seismograph and a radius equal to the distance to the epicenter as taken from each seismogram. PDF Finding Epicenters Lab Answer Key Lab Pdf A little under 30 seconds, maybe around 26 seconds. 0 500 1000 1500 2000 2500 3000 ?t?s=Yt '_( endstream endobj 76 0 obj <>stream Focal Depth. This worksheet focuses on using the p and s graph to find different variables. n{6c&6NK*U;=9i%nF Please answer the following questions using the earthquake video shake, shake, shake. Encourage them to explore all of the Earthquakes Living Lab as they complete the worksheet. Locating_an_epicenter_activity-MB.pdf - Activity 4: Locating an Accessibility StatementFor more information contact us atinfo@libretexts.orgor check out our status page at https://status.libretexts.org. travel 3,000 miles. One seismogram indicates the distance to the epicenter. In this activity, the epicenter of the earthquake is in the center of Los Angeles, CA. Record your answer from Lab Exercise #2, Step 1. a project of D2L (www.achievementstandards.org). Locating Earthquake Epicenter Lab - Triangulation sheet for students and/or teachers to use (Slide 6), and answer key (Slide 7). The hypocenter is the point within the earth where an earthquake rupture starts. S-P interval: The time interval between the arrivals of P and S waves. Where the 3 circles intersect is the approximate location to the epicenter of the earthquake. time for any point that is 3,000 miles Analyze and interpret data on natural hazards to forecast future catastrophic events and inform the development of technologies to mitigate their effects. 0000004060 00000 n The period of P waves is shorter, than the period of surface waves. Activity: Locating an Earthquake Epicenter Lecture 3 Damage from the earthquake was widespread, but the actual location of the earthquake (the epicenter) Once three seismographs have been located, find the time interval between the arrival of the P-wave and the arrival of the S-wave. 01. Figure 1 is a simplified example of a First locate and mark the three seismic stations on the world map provided below. It takes S waves 14. Legal. www.teachengineering.org/activities/view/csm_findingepicenters_activity1, Search curriculum by Common Core standards, http://www.teachengineering.org/livinglabs/earthquakes/, Click to view other curriculum aligned to this Performance Expectation, Finding Epicenters and Measuring Magnitudes Worksheet, Finding Epicenters and Measuring Magnitudes (docx), Finding Epicenters and Measuring Magnitudes (pdf), Finding Epicenters and Measuring Magnitudes Example Answers (docx), Finding Epicenters and Measuring Magnitudes Example Answers (pdf), Earthquakes Living Lab: FAQs about P Waves, S Waves and More, Seismic Waves: How Earthquakes Move Through the Earth, Earthquakes Living Lab: Designing for Disaster, http://www.teachengineering.org/livinglabs/index.php, https://www.newpathonline.com/api_player/enus_54_6304/LXX/index.html. Activity 4: Locating an Earthquake Epicenter Examining Seismograms The three basic types of seismic wave generated by an earthquake at its focus are Pwaves, Swaves, and Surface waves. 1. The longer the time is between the P-and S-wave . Three seismographs are needed. to the lag time measured at this location? hWmo9+[+UH EkNB|6YiaVJ=cRh7{T1R,5LI1$K=s)XR&87@&$LTPLutlcyNuzjf--\?qaXZM&HM.Eg"HnTqSWqN0&~2kf0 Md|d&:zhe)7I? The moment magnitude scale (MMS) was developed in the 1970s as a modification of the Richter scale and is better for measuring big earthquakes but less good for small ones. Then locate and click the link in the center of the page under the question: "How is an earthquake epicenter located and how is magnitude determined?" 4. Use mathematical representations to support a claim regarding relationships among the frequency, wavelength, and speed of waves traveling in various media. 107 0 obj <>stream and S waves depends on the distance from the epicenter of the answer the following question. 0000001736 00000 n Expert Answer. Hands-on Activity Earthquakes Living Lab: Finding Epicenters The vertical lines, spaced one 12), Seek, evaluate, and use a variety of specialized resources available from libraries, the Internet, and the community to find scientific information on Earth's history distance from transducer to the focal point. 0000004511 00000 n 9 - 12 Earthquake Location Lab Answer Key Full PDF - www.yvc.moeys.gov To accurately locate an earthquake epicenter, records from three. Then locate and click the link in the center of the page under the question: "How is an earthquake epicenter located and how is magnitude determined"? [N'. How does the Mad Scientist. HS]o01j6R0iMm4U=wL8]BE< Subject Areas: It travels faster than the same earthquake's S wave (almost double the speed) and is similar to sound waves. Millions of people witnessed the motion of the earthquake on television. We additionally manage to pay for . Video Guide / Worksheets and Quizzes for Quizzes and Answer Sheet __ 2. technology, engineering or math (STEM) educational standards. 0000030504 00000 n The Richter scale was created in the 1930s to assign a single number to quantify the energy released during earthquakes. consider a seismograph stationed 3, Locating The Epicenter Of An Earthquake Worksheet Answers, Content Outline Earthquakes For Teaching - Mrs. Parsiola's Homepage, Earthquakes & Volcanoes Test Review Answers, Earthquake Facts & Worksheets | Mechanism, Impact, Events, Quiz & Worksheet - Causes Of Earthquakes - Study.com, 15 Bill Nye - Earthquakes Worksheet Key | PDF - Scribd, Bill Nye-The Science Guy * - Biloxi Public Schools, psc plus two level preliminary exam syllabus pdf 2023, first tuesday real estate principles exam answers, ies exam pattern for mechanical engineering, resultados examen practico dgt las palmas, exame de sangue precisa de quanto tempo de jejum, sslc question paper 2023 karnataka pdf with answers social science, examen de formacion civica y etica tercer grado secundaria, ctet exam date 2023 application form last date, why is it important to do self breast exams, quanto tempo depois de infectado pelo hiv aparece no exame. To do this, have the students use, Find the epicenter of the earthquake on the map (. 0000003855 00000 n %PDF-1.4 % The time atrial depolarization. Shear wave from earthquake, moving slower than primary waves, through solid material only. 0000008088 00000 n [k0 |`2dGXGGGd00A(60P-e = F5n -f$ C Students learn what causes earthquakes, how we measure and locate them, and their effects and consequences. moment magnitude scale: Similar to the Richter scale, but replacing its use starting in the 1970s for more accuracy in measuring big earthquakes (magnitudes > 3.5) from greater distances. How does the period of the P waves compare to the period of the surface waves? S waves. If you can't find an answer to your question, please contact us. It is slower than the same earthquake's P wave and cannot travel through liquids. Civilization and its Discontents (Sigmund Freud), Educational Research: Competencies for Analysis and Applications (Gay L. R.; Mills Geoffrey E.; Airasian Peter W.), Brunner and Suddarth's Textbook of Medical-Surgical Nursing (Janice L. Hinkle; Kerry H. Cheever), Psychology (David G. Myers; C. Nathan DeWall), The Methodology of the Social Sciences (Max Weber), Business Law: Text and Cases (Kenneth W. Clarkson; Roger LeRoy Miller; Frank B. Locating the Epicenter of an Earthquake - SE Asia a foldable activity, slide presentation to guide reading, and an answer key! Earthquakes Living Lab: Finding Epicenters & Measuring Magnitudes. A circle is drawn from each of the three different seismograph locations, where the radius of each circle is equal to the distance from that station to the epicenter. (Source: USGS, Wikipedia). hb```f``Rl@ (l"`+uk?0.a~@6Vm;| G3f`75@v@Wz|A4#w9{(` ) Privacy Policy, Seismograms from seismic stations in Fresno, CA, Phoenix, AZ, and Las Vegas, NV, A modified travel time curve for S-P wave, A Modified Travel Time Curve for S-P Wave. Locating Earthquake Epicenters ( Read ) | Earth Science important in helping seismologists determine the epicenter of the earthquake. The USGS Earthquake Hazards Program is part of the National Earthquake Hazards Reduction Program (NEHRP), established by Congress in 1977, and the USGS Advanced National Seismic System (ANSS) was established by Congress as a NEHRP facility. However, please review it for the specific setting, materials, students, and conventional safety precautions. P wave: The first seismic wave of an earthquake. Direct students to finish the activity by completing the. Figure 2 is a seismic wave travel-time PDF EARTHQUAKES: Epicenter Determination, Seismic Waves, and Hazards - WOU The spot where those three circles intersect is the epicenter (Figure 13.12). So next, students compute the magnitude of this same earthquake by looking at the three simplified seismograms again, but this time selecting each's maximum S wave amplitude (height). (Listen to student ideas.) 0000002507 00000 n (i. at that station. Lab Activity Locating Epicenters Teaching Resources | TPT The distance is in kilometers. The earthquake occurred somewhere along that circle. Must engineers be content with mitigating disasters, instead of preventing them? Every earthquake is recorded on numerous seismographs located in different directions. The USGS and its partners monitor and report earthquakes, assess earthquake impacts and hazards, and . Make an overhead copy of each of the handouts. How does distance from the epicenter affect the S-P time interval? 13. 0000098546 00000 n Even though the scale formulae are different, MMS retains the familiar continuum of magnitude values defined by the older scale. Triangulation and Magnitude: Student pairs complete the worksheet, which includes following a tutorial/simulation accessed through the Earthquakes Living Lab. Do you agree with this alignment? Multiply the difference by 8.4 to estimate the distance, in kilometers, from the seismograph station to the epicenter. aqmd. The uses of technologies and any limitations on their use are driven by individual or societal needs, desires, and values; by the findings of scientific research; and by differences in such factors as climate, natural resources, and economic conditions. ' endstream endobj 69 0 obj <> endobj 70 0 obj [85 0 R] endobj 71 0 obj <> endobj 72 0 obj <> endobj 73 0 obj <>stream (from left to right). Students also investigate which structural designs are most likely to survive an earthquake. 0000055643 00000 n Assess their understanding based on the thoroughness of their answers. The longer the time between the arrival of the P-wave and S-wave, the farther away is the epicenter. El trmino tambin puede hacer referencia al ttulo o nombre de alguien a quien se diri, Online Education Strategies (UNIV 1001 - AY2021-T), Advanced Care of the Adult/Older Adult (N566), Advanced Design Studio in Lighting (THET659), Introduction to Health Information Technology (HIM200), Biological Principles II and Lab (BIOL 107/L), PHIL ethics and social responsibility (PHIL 1404), Foundational Concepts & Applications (NR-500), Introduction To Project Management Software (CSBU539), Professional Application in Service Learning I (LDR-461), Advanced Anatomy & Physiology for Health Professions (NUR 4904), Principles Of Environmental Science (ENV 100), Operating Systems 2 (proctored course) (CS 3307), Comparative Programming Languages (CS 4402), Business Core Capstone: An Integrated Application (D083), BSC 2085-Study Guide - Dr. Alfonso Pino - Online course, Lecture notes, lecture all lectures - lecture notes from professor alan klein, Full Graded Quiz Unit 3 - Selection of my best coursework, EES 150 Lesson 2 Our Restless Planet Structure, Energy, & Change, General Chemistry I - Chapter 1 and 2 Notes, 1-2 Short Answer- Cultural Objects and Their Culture, Historia de la literatura (linea del tiempo), ACCT 2301 Chapter 1 SB - Homework assignment. 13.4: Locating an Earthquake Epicenter - Geosciences LibreTexts The point beneath Earth's surface where rock breaks under stress and causes an earthquake. Short for "primary wave" or "pressure wave." Locating an Epicenter Activity - Arkansas Geological Survey HTn {0,`K6}(J6]&Q^"!q57y_VQ9fp3/?Mc=KGsrrt:c\$Lh`4}>C>`qcSj0[YpZ_Su(322/N Z./$E )H %C[5ph[BUyGh7|!XPQiDjJ(|BNvylk+g;9G(#Aby>Jcf`XmnwtDD+;Z^I&Sb-4!7oi` L7 endstream endobj 78 0 obj <> endobj 79 0 obj <>stream minute apart, represent the passage of time Type text, add images, blackout confidential details, add comments, highlights and more. In Figure 13.9, there is an example seismogram from a station that includes a minor earthquake. question 1 of 3. from the epicenter will be 14 8. 2. Choose an answer and hit 'next'. How far do S waves travel in 5 Also commonly termed the focus. Develop a solution to a technological problem that has the least negative environmental and social impact. earthquake though). In Figure 13.9, there is an example seismogram from a station that includes a minor earthquake. Students learn how engineers build shake tables that simulate the ground motions of the Earth caused by seismic waves in order to test the seismic performance of buildings. All rights reserved. 0000001777 00000 n endstream endobj startxref 0000001562 00000 n During an earthquake, seismic waves are sent all over the globe. What are those limits? Now on the main page of the Earthquakes Living Lab website (see Figure 2), note the featuring of four active seismic areas and the mapping of real-time and current data from earthquakes happening around the world. Then from the same recordings they determine the earthquake's magnitude, an estimate of the amount of energy released during the earthquake. BDF endstream endobj 74 0 obj <>stream Yw8SxGk}X3kfTfW& gk`41#'uf7"G\fsN4^8jC7[+%`qFLFKpFc For example, PDF Page - 1 Lab 08 - Seismology - Locating the Epicenter of an Earthquake Cross), Give Me Liberty! Material is sheared side to side, perpendicular to the direction of wave propagation. PDF Locating an Epicenter Activity - Arkansas Geological Survey View Notes - Locating_an_epicenter_activity from SCIENCE Earth Scie at Toms River High North. What did it feel like? 0000002658 00000 n Draw your signature, type it, upload its image, or use your mobile device as a signature pad. This investigation is considered generally safe to do with students. Have students turn in their answers for the Explain portion of the worksheet. Mapping the history of natural hazards in a region, combined with an understanding of related geologic forces can help forecast the locations and likelihoods of future events. Locating Earthquake Epicenter Lab Answer Key buysms de. Locating an Earthquake's Epicenter - American Geosciences Institute
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