Wave interference phet worksheet The document is a worksheet for a Grade 10 science class exploring light waves using an online Quantum Wave Interference, PhET, Worksheet, High Intensity, Problems: Description This is a 120 min. Sign, fax and printable from PC, iPad, tablet or mobile with pdfFiller Instantly. Topic: Wave properties Concepts: Frequency, wavelength, amplitude, wave speed equation, hertz, damping Age range: A Level Physics, GCSE Physics, KS3 Physics Resource type: PhET, lesson plan, worksheet, powerpoint presentation Pre/In/Post-Class Worksheet, Wave Interference, PhET: Deskribapena This is a 60 to 90 min. In the previous activity waves diffracted when they interacted with an appropriately-sized aperture. docx. This is known as constructive In/Post-Class Worksheet, Wave Interference, Sound/Water, PhET: Опис This is a 30 min worksheet related to the interference of waves with conceptual questions and simulation activities. Wave Interference and Path Difference: Simon Lees: HS: Lab Guided HW: Wave Interference & Fringe Patterns: Simon Lees: HS: Guided HW Lab: MS and HS TEK to Sim Alignment: Elyse Zimmer: HS MS: Other: Applications of Parametric Equations: Andrzej Sokolowski: UG-Intro HS: HW: Wave Interference in 2D: Karen King, Cory Hofschild: HS: Lab: The Fringe This three page worksheet guides your students to explore the PhET Waves on a String simulation to understand basic wave properties, such as transverse vs longitudinal waves, amplitude, frequency, wave speed, reflection, interference, etc. The superposition principle states that the total vibration at any point is the sum of the vibrations produced by the individual waves. Great way In_Post class worksheet, Wave Interference, Sound_Water, PhET - Free download as Word Doc (. PhET simulyatsiyalari keng qamrovli taʼlim <a {0}>tadqiqotlarga</a> asoslangan boʻlib, oʻquvchilar amaliyotlar orqali oʻrganadigan intuitiv, oʻyinga oʻxshash muhit a. Waves Interference Remote Lab 2 Interference waves interference remote lab interference thislabusesthewaves. 1. 4) the eight page PhET lab activity worksheets. Students will need access to the internet to use the PhET si Founded in 2002 by Nobel Laureate Carl Wieman, the PhET Interactive Simulations project at the University of Colorado Boulder creates free interactive math and science simulations. On the next screen click the speaker symbol on the left. 10/11/2020. For example, adding a wave with a frequency of 1 to a wave with a frequency of -1 will result in a blank screen (they cancel each other). Wiggle the end of the string and make waves, or adjust the frequency and amplitude of an oscillator. PhET: Sound Waves Lab Name: Period: Date: Directions: Follow the steps below while using Wave Interference. (10 pts) 4. This is known as destructive interference. 3 Interference occurs when two or more waves are at the same location at the same time. Hewitt: HS: Lab: Wave Interference (PreAP) Elyse Zimmer: HS: Lab: Wave Interference with Water Waves (AP) Elyse Zimmer: HS: Lab: Light Behaves Like a Wave (sometimes) Nathan Quarderer: HS UG-Intro: Lab: PhET Sims Aligned In/Post-Class Worksheet, Wave Interference, Sound/Water, PhET: Тайлбар This is a 30 min worksheet related to the interference of waves with conceptual questions and simulation activities. docx), PDF File (. 5) solutions for the lab worksheets. Students will be able to explore and connect the simulation to the concept and have a better understanding of constructive and destructive The waves are antiphase (180° phase difference). 100% (1) Match each letter shown in the figure to the correct distance description. Quantum Wave Interference, PhET, Worksheet, High Intensity, Problems: Descrição This is a 120 min. zip તરીકે 2002 yılında Nobel Ödüllü Carl Wieman tarafından kurulan Colorado Boulder Üniversitesi'nin PhET Etkileşimli Simülasyonlar projesi, ücretsiz etkileşimli matematik ve fen bilimleri simülasyonlarını içerir. Students will be able to explore and connect the simulation to the concept and have a better understanding of constructive and destructive 題名 Quantum Wave Interference, PhET, Worksheet, High Intensity, Problems: 内容 This is a 120 min. How much is a tee in the park? Do a search for Phet Wave Interference. 7. This three page worksheet guides your students to explore the PhET Waves on a String simulation to understand basic wave properties, such as transverse vs longitudinal waves, amplitude, frequency, wave speed, reflection, interference, etc. Login Flashcards Founded in 2002 by Nobel Laureate Carl Wieman, the PhET Interactive Simulations project at the University of Colorado Boulder creates free interactive math and science simulations. 11 - - the spacefimn one wave crest to the next 3. Las simulaciones de PhET se basan en <a {0}>investigación</a> educativa extensiva e involucran a los estudiantes mediante un waves and interference. Le simulazioni PhET sono basate su <a {{0}}>ricerche</a> didattiche estese e coinvolgono gli studenti mediante un ambiente intuitivo, ludico dove essi apprendono Founded in 2002 by Nobel Laureate Carl Wieman, the PhET Interactive Simulations project at the University of Colorado Boulder creates free interactive math and science simulations. Using the space below, sketch what you predict the pattern would look like on a screen if: 4. PhET sims are based on extensive education <a {{0}}>research</a> and engage students through an intuitive, game-like environment where students learn through exploration and discovery. Maria Weber's PHY Founded in 2002 by Nobel Laureate Carl Wieman, the PhET Interactive Simulations project at the University of Colorado Boulder creates free interactive math and science simulations. When two pulses meet up with each other while moving through the same medium, they have a tendency to . We recommend using the latest version of Chrome, Firefox, Safari, or Edge. It provides learning goals around wave properties and interference patterns. The document provides instructions for a virtual lab simulation on wave interference. Your students will not use the water or sound waves Make waves with a dripping faucet, audio speaker, or laser! Adjust frequency and amplitude, and observe the effects. Students will be able to explore and connect the simulation to the concept and have a 2002-yilda Nobel mukofoti sovrindori Karl Viman tomonidan asos solingan Kolorado Boulder universitetidagi PhET Interaktiv Simulyatsiyalar loyihasi bepul interaktiv matematika va ilm-fan simulyatsiyalarini yaratadi. Part 1 – Water one source 1) Open the Wave Interference PhET simulation. worksheet with conceptual questions and activities related to the PhET simulations. SCIENCE. LieutenantLightningToad20. At every point the two waves cancel to produce a resultant wave with zero amplitude everywhere. Make waves with a dripping faucet, audio speaker, or laser! Add a second source or a pair of slits to create an interference pattern. Virtual lab for Waves: Interference and Diffraction of Water, Sound, and Light Waves. This video explains the theory required to perform the lab and walks yo Make waves with a dripping faucet, audio speaker, or laser! Add a second source to create an interference pattern. MS: Other Guided: Earth Science Physics: Waves on a String and Wave Interference In this video, we walk through how to use a PhET simulation to study waves and wave interference through diffraction. This document discusses wave interference and an activity In_Post Class Worksheet, Wave Interference, light, PhET. docx; All 7Le Worksheets. Study quantitative relationships and patterns between wavelength, frequency, speed, and amplitude. 4 Interference. Worksheet Wave Interference and Path Difference: Simon Lees: HS: Lab Guided HW: Wave Interference & Fringe Patterns: Simon Lees: HS: Guided HW Lab: MS and HS TEK to Sim Alignment: Elyse Zimmer: HS MS: Other: Applications of Parametric Equations: Andrzej Sokolowski: UG-Intro HS: HW: Wave Interference in 2D: Karen King, Cory Hofschild: HS: Lab: The Fringe Founded in 2002 by Nobel Laureate Carl Wieman, the PhET Interactive Simulations project at the University of Colorado Boulder creates free interactive math and science simulations. 3) a getting started teachers guide. pdf - 1115 kB Quantum Wave Interference, PhET, Worksheet, High Intensity, Problems. Because the disturbances add, pure constructive interference produces a wave that has twice the amplitude of the individual waves, but has the same wavelength. Access multimedia content. The simulation 2002-yilda Nobel mukofoti sovrindori Karl Viman tomonidan asos solingan Kolorado Boulder universitetidagi PhET Interaktiv Simulyatsiyalar loyihasi bepul interaktiv matematika va ilm-fan simulyatsiyalarini yaratadi. As Sims PhET baseiam-se em extensa <a {0}>pesquisa</a> em educação e envolvem os alunos através de um ambiente intuitivo e lúdico, onde eles aprendem através da PhET Explorations: Wave Interference. zip તરીકે Pre/In/Post-Class Worksheet, Wave Interference, PhET Pre:In:Post class worksheet, Wave Interference, PhET. Try Now! Wave Interference PhET Lab is an interactive online simulation that allows students to explore the properties of waves and how they interact with each other. 15 min ‐ Ripple tank Hand in PhET Quantum Lab ‐ Hand out worksheet as students walk in Wave Interference By the end of this worksheet, I: Understand Interference Explore Constructive and Destructive Interference with sound and water waves Explore how a pair of wave sources create an interference pattern Create an interference pattern with two sources Determine the ways to change the pattern Develop a model of interference that's 7. Fundado en 2002 por el premio Nobel Carl Wieman, el proyecto PhET Interactive Simulators de la Universidad de Colorado Boulder crea simulaciones interactivas gratuitas de matemáticas y ciencias. 6. Founded in 2002 by Nobel Laureate Carl Wieman, the PhET Interactive Simulations project at the University of Colorado Boulder creates free interactive math and science simulations. Place a barrier with a narrow slit (aperture) in the path of the wave. b) Create an interference pattern with two sources of water. Put up a barrier to explore single-slit diffraction and double-slit interference. Invention Lab_Wave Interference : Noah Podolefsky: HS UG-Intro: Lab: Water Waves in an Electric Sink: Dean Baird, Paul G. In the water tab, compare the waves generated by one drip versus two drips. This resource helps students explore fundamental wave Click on Wave Interference and choose the Waves simulation. View full document. No need to install software, just go to DocHub, and sign up instantly and for free. Note: In this lab you will only be investigating light waves. On the first tab, what can you change about the simulation? Make waves with a dripping faucet, audio speaker, or laser! Add a second source to create an interference pattern. 34 shows two identical waves that arrive exactly out of phase—that is, precisely aligned crest to trough—producing pure destructive interference . Compare longitudinal and transverse waves. PSY 100. 63 votes. Select PULSE, Click Pause, Fixed End, set ACTIVITY 3 - Light Waves 7. docx - 2026 kB Download Можете преузети све материјале спаковане у зип архиву. zip તરીકે Fundado en 2002 por el ganador del Premio Nobel Carl Wieman, el proyecto de simulaciones interactivas de PhET de la Universidad de Colorado en Boulder crea simulaciones interactivas gratuitas de matemáticas y ciencias. 05 Waves PhET Worksheet. worksheet from phet waves interference remote lab wave introduction (this lesson is designed for student working remotely. Invention Lab_Wave Interference : Noah Podolefsky: UG-Intro HS: Lab: Water Waves in an Electric Sink: Dean Baird, Paul G. 1-- Phet Waves and Light - Free download as Word Doc (. ) this lab uses the waves interference This lab uses the Waves Interference simulation from PhET Interactive Simulations at University of Colorado Boulder, under the CC-BY 4 license. 16 LAB. but rather as the pattern of the waves at the point of interference. K¹² International Academy. We also acknowledge previous National Science Foundation support under grant Dự án Mô phỏng tương tác do Vật lý gia đoạt giải Nobel, Carl Wieman, sáng lập năm 2002 tại Đại học Colorado Boulder với mục đích tạo ra các mô phỏng tương tác miễn phí thuộc lĩnh vực toán và khoa học. ” What is on Wave Intro Simulation Worksheet: Bonnie Meaders: MS: Lab: UG-Intro: Guided HW Remote Lab: Physics: SECUNDARIA: Alineación PhET con programas de la SEP México (2011 y 2017) Diana López: MS HS: Other: Chemistry Biology Mathematics Wave on a String: Wave Interference: Sound: Software Requirements. we will see this in action let's start by exploring pHET interactive Lab which allows you to explore interference. The animation can display sine or cosine functions. The document is a worksheet focused on wave interference, Diffraction Lab using Phet Simulation - Free download as Word Doc (. In/Post-Class Worksheet, Wave Interference, Sound/Water, PhET In:Post class worksheet, Wave Interference, Sound:Water, PhET. Click where it says Waves on the left. b. As simulações PhET são baseadas numa extensiva <a {0}>pesquisa</a> na educação e envolvimento dos alunos num intuitivo ambiente do género jogo, onde os estudantes Wave Basics Name: Interference of Waves TRUE or FALSE: Identify the following statements as being either true (T) or false (F). dispersion, wave interference, nodal line, Complete page 1 of worksheet Station 2: Interference from two speakers Complete page 2 of worksheet Note: I did not create the worksheet. Founded in 2002 by Nobel Laureate Carl Wieman, the PhET Interactive Simulations project at the University of Colorado Boulder creates free interactive math and science simulations. Summarize key ideas about the relationships of interference patterns of light waves. PhET simülasyonları, kapsamlı eğitime <a {0}>araştırmaya</a> dayalıdır ve öğrencilerin araştırarak ve keşfederek öğrendiği sezgisel, oyun benzeri bir ortam Pealkiri In_Post Class Worksheet, Wave Interference, light, Slits, PhET. 1/2/2024. Water Waves in an Electric Sink: Dean Baird, Paul G. docx - 657 kB Download બધી ફાઇલો સંકુચિત . For example, the wind may create tiny ripples on top of larger waves in the ocean. How do PhET simulations fit in my middle school program? Sarah Borenstein: MS: Other: Earth Science Chemistry Physics Biology: Mapping of PhET and IBDP Physics: Jaya Ramchandani: HS: Other: Physics: Wave Interference- Waves (Sound and Light) Lonny Villalobos, M. Is a standing wave created with the preset values? Fundado em 2002 pelo Prêmio Nobel Carl Wieman, o projeto Simulações Interativas PhET da Universidade do Colorado em Boulder cria simulações interativas gratuitas de matemática e ciências. The lab allows students to observe how two Founded in 2002 by Nobel Laureate Carl Wieman, the PhET Interactive Simulations project at the University of Colorado Boulder creates free interactive math and science simulations. Wave Interference-- Reset the simulation settings. 2) a worksheet for understanding Wave Interactions. Learn about frequency, color, and wave measurement in physics. It is possible to study this topic using just the booklet if you read the explanations and the (PhET) teaching simulations are some of the most powerful learning tools you In_Post Class Worksheet, Wave Interference, light, PhET. If we superpose two waves that are in phase (0° phase difference), then they combine to produce a wave which is twice as big. Kirjeldus This is a 90 min worksheet to understand diffraction and interference of light waves with some related conceptual questions and simulation activities involving one and two slits. Fill Wave Interference Worksheet, Edit online. Documents Flashcards Chrome extension Login Upload document Create flashcards ×. Make waves with a dripping faucet, audio speaker, or laser! Adjust frequency and amplitude, and observe the effects. This document describes a PhET simulation called "Waves Interference" that allows users to explore water, sound, and light waves. Wave Interference and Path Difference: Simon Lees: HS: Lab Guided HW: Wave Interference & Fringe Patterns: Simon Lees: HS: HW Lab Guided: MS and HS TEK to Sim Alignment: Elyse Zimmer: HS MS: Other: Applications of Parametric Equations: Andrzej Sokolowski: UG-Intro HS: HW: Wave Interference in 2D: Karen King, Cory Hofschild: HS: Lab: The Fringe Founded in 2002 by Nobel Laureate Carl Wieman, the PhET Interactive Simulations project at the University of Colorado Boulder creates free interactive math and science simulations. Los simuladores de PhET se basan en una <a {0}}>investigación</a> educativa exhaustiva e involucran a los estudiantes a través de un entorno intuitivo similar a un juego Istituito nel 2002 dal Premio Nobel Carl Wieman, il Progetto PhET Simulazioni Interattive dell'Università del Colorado di Boulder crea simulazioni interattive gratuite di matematica e scienze. docx - 130 kB Download બધી ફાઇલો સંકુચિત . Hewitt: HS: Lab: Wave Interference (PreAP) Elyse Zimmer: HS: Lab: Wave Interference with Water Waves (AP) Elyse Zimmer: HS: Lab: Light Behaves Like a Wave (sometimes) Nathan Quarderer: UG-Intro HS: Lab: Alignment of PhET Edit, sign, and share wave interference phet lab answer key pdf online. Click the box next to Play Tone 4. Make waves with a dripping Engage your students with this interactive, inquiry-based worksheet designed for use with the PhET "Wave Interference" simulation. Hewitt: HS: Lab: Wave Interference (PreAP) Elyse Zimmer: HS: Lab: Wave Interference with Water Waves (AP) Elyse Zimmer: HS: Lab: Light Behaves Like a Wave (sometimes) Nathan Quarderer: UG-Intro HS: Lab: Alignment of PhET sims with NGSS: Trish Loeblein: HS: Other: How do PhET simulations Fundado en 2002 por el premio Nobel Carl Wieman, el proyecto PhET Interactive Simulators de la Universidad de Colorado Boulder crea simulaciones interactivas gratuitas de matemáticas y ciencias. DeanFreedomAlpaca5. Remember to reset Worksheet and links to web resources for wave interference, covering wave interference, coherence and Young's double slits. Physics – Wave Interference PhET Lab Today, you will use the Wave Interference PhET simulation to explore how the characteristics of water waves and how they interact. Use the pulse option (bottom left of screen, click on the one wave) AND change the The Wave Addition Interactive provides the learner with a rich environment for exploring nearly all things that one might want to know about basic waves and their interference phenomenon. Click to Run: Last updated 11/07/2022; More page information PhET Sound Waves Answers - Free download as PDF File (. The simulation Waves Interference Remote Lab1 - Free download as Word Doc (. Mô phỏng PhET được sáng tạo dựa trên <a {0}>các công trình nghiên cứu</a> về khoa học giáo dục nhằm thu hút Make waves with a dripping faucet, audio speaker, or laser! Add a second source to create an interference pattern. The PhET website does not support your browser. txt) or read online for free. Name: The XII Period: It is a. Wave Interference - Free download as Word Doc (. pptx 14mb; 7Le Comparing Waves DCN. you can measure the wave speed with a stopwatch and ruler, and you can investigate interference and diffraction with movable detectors and customizable slit widths and spacings. 3. Study constructive and destructive interference. Total views 100+ CBD College. doc / . MS: Other Guided: Earth Science Physics: Waves on a String and Wave Interference Virtual Labs: Jennifer Hamilton: MS HS: HW Guided Lab: Physics: PREPARATORIA: Alineación de PhET con programas de la DGB México (2017) Diana López: UG-Intro HS: Other: Mathematics Physics Chemistry 1) a worksheet for understanding the Anatomy of a Wave. Тайлбар This is a 30 min worksheet related to the interference of light waves with a review of conceptual questions and simulation activities. Part 1 - Water source 1) Open the Wave Interference (WIF) simulation. docx - 2026 kB Download બધી ફાઇલો સંકુચિત . Total views 2. worksheet related to interference, double slits, and how the double-slit experiment shows wave and particle behaviour of quantum objects. Опис This is a 30 min worksheet related to the interference of light waves with a review of conceptual questions and simulation activities. Experiment with diffraction through elliptical, rectangular, or irregular apertures. 8 out of 5. Date: 1st March 2019 Directions: Follow the steps below while using Wave Interference. Be sure to completely answer each question. PhET Put up a barrier to explore single-slit diffraction and double-slit interference. Предмет Фізика These resources were developed as part of an Ogden Trust Senior Teacher Fellowship in collaboration with PhET. phet Browse phet wave interference resources on Teachers Pay Teachers, a marketplace trusted by millions of teachers for original educational resources. Home Resources Membership Flipping Contact 3. Studylib. This simulation lets you see sound waves. Students are directed to change Fundado en 2002 por el ganador del Premio Nobel Carl Wieman, el proyecto de simulaciones interactivas de PhET de la Universidad de Colorado en Boulder crea simulaciones interactivas gratuitas de matemáticas y ciencias. Teachers; Thislabusesthe Waves Interference simulationfromPhETInteractiveSimulationsatUniversityof ColoradoBoulder,undertheCC-BY4license. Increase and decrease amplitude, what happens to the waves on the meter? Draw what you see. Quantum Wave Interference, PhET, Worksheet, High Intensity, Problems. On the first tab, what can you change about the simulation? 2) Select “Show Graph. pdf; Wave interference PhET sim. Ed. Using and viewing the wave meter. pdf - Pages 2. This video is for Dr. Figure 16. What happens to the amplitude of the waves when there are two drips? Fundado em 2002 pelo Carl Wieman, laureado pelo Nobel, o projeto de Simulações Interativas PhET na Universidade do Colorado Boulder cria simulações de matemática e ciências interativas gratuitas. * - the distance ficm. This PhET simulation, from the University of Colorado, allows you to explore the properties of water, sound, and light waves. HTML5 sims can run on iPads and Name: Date: Wave Interference 20. 2. c) Develop your understanding Wave Interference- Waves (Sound and Light) Lonny Villalobos, M. pdf), Text File (. PhET Familiarize yourself with the simulation by playing with the Water and Light modules and get to know the different tools you have available within these modules. . Adjust the frequency or volume and you can see and hear how the wave changes. 7Le Comparing waves slides JBR. The learning goals are for students to understand wave properties, how changing frequency and amplitude affects waves, and Founded in 2002 by Nobel Laureate Carl Wieman, the PhET Interactive Simulations project at the University of Colorado Boulder creates free interactive math and science simulations. You will get most out of your studies . Skip to document. Worksheet No. This document provides instructions for a remote lab simulation on waves using the PhET Interactive Simulations. pptx 13mb; 7Le Transverse Longitudinal diagrams JBR. This worksheet included conceptual questions and simulations activities. Enhanced Document Preview: PhET: Sound Waves Lab. docx - Waves Lab Use the PhET sim Pages 4. Los simuladores de PhET se basan en una <a {0}}>investigación</a> educativa exhaustiva e involucran a los estudiantes a través de un entorno intuitivo similar a un juego The LibreTexts libraries are Powered by NICE CXone Expert and are supported by the Department of Education Open Textbook Pilot Project, the UC Davis Office of the Provost, the UC Davis Library, the California State University Affordable Learning Solutions Program, and Merlot. PhET simulyatsiyalari keng qamrovli taʼlim <a {0}>tadqiqotlarga</a> asoslangan boʻlib, oʻquvchilar amaliyotlar orqali oʻrganadigan intuitiv, oʻyinga oʻxshash muhit Quantum Wave Interference, PhET, Worksheet, High Intensity, Problems. Make sure you In this activity, you will conduct a virtual laboratory to examine how light waves diffract through thin slits and how multiple light sources interact with one another. Move the listener around and hear what she hears. Do a search for Phet Wave Interference. Explore the wonderful world of waves! Even observe a string vibrate in slow motion. Судлагдахуун In/Post-Class Worksheet, Wave Interference, Sound/Water, PhET: شرح This is a 30 min worksheet related to the interference of waves with conceptual questions and simulation activities. Click on the green button and turn on the liquid dropping into a container filled with liquid (top view). Keep Tension on High, Fixed End, but switch Damping to None Watch this wave for one minute. SCIENCE 3. if you use the write-in booklet alongside a computer with an Internet connection, using the Topic webpage. Light, being a wave, is capable of doing the same thing. Students will be able to explore and connect the simulation to the concept and have a better understanding. Make waves with a dripping faucet, audio speaker, or laser! Add a second source to create an interference pattern. Explore light waves with this PhET simulation worksheet. You can access this Physics – Wave Interference PhET Lab Today, you will use the Wave Interference PhET simulation to explore how the characteristics of water waves and how they interact. Summarize your understanding of waves as they pass through slits. The document is a lab assignment on the diffraction and interference of waves using a PhET Wave Interference a) Play with the simulation and explore Constructive and Destructive Interference with water waves. In this worksheet, students understand the behaviour of sound waves, explore the sound properties, conduct the measurements for wavelength and calculate wave speed Enhanced Document Preview: PreAP Physics - Wave Interference PhET Lab Today, you will use the Wave Interference PhET simulation to explore the characteristics of water waves and how they interact. What does the dropping 3. PSY. Start by clicking the Interference TAB. FLIPPED AROUND PHYSICS. Draw what this interference looks like below, at the moment of complete overlap. Students will need access to the internet to use the PhET simulation with this worksheet. Hear the sound produced by the speaker, and discover what determines the color of light. Increase and decrease frequency, what happens to the waves on the meter? Draw what you see. 4. Waves, and the vast number of cases are two or three dimensional. In the previous lesson we looked at super position which lead to an understanding of interference in one dimension. Las simulaciones de PhET se basan en <a {0}>investigación</a> educativa extensiva e involucran a los estudiantes mediante un Ph ET Sound Waves Answers - PhET. 8. Was this interference constructive or destructive? PART D: STANDING WAVES Reset the sim Select Oscillate Mode. Ch 19 Wave Interference PhET Lab- Answer Key.
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