Speed of Sound in Air By: James Chen Lab Partner: Jin Zhang and Jake Salpeter Phys 130‚ Lab section: EE11 TA: Khaled Elshamouty Date of lab: October 29‚ 2013 Introduction Sound is a longitudinal (compressional) wave caused by a vibrating source. In this experiment‚ we use standing sound waves created by the tuning forks to determine the speed of sound in air in a tube when it reaches different resonances. In this lab we focused primarily on using standing sound waves (compressional
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Across a Hundred Mountains Notes and Quotes Summary • Eleven-year-old Juana lives with her Amá and Apá in their little shack at the outskirts of their village in Mexico. • On the night of a flood‚ which enters their shack‚ her mother leaves Juana on top of the table holding the baby‚ Anita‚ to go look for her husband. • Juana falls asleep and loses hold of the baby‚ which drowns. Now in debt again to the wealthiest man in the village‚ Don Elías‚ who paid for the funeral‚ Apá decides
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students? From the video I observed students being able to define vocabulary associated with sound showing that they had some prior knowledge on the topic. I also observed students who were actively participating in all aspects of the lesson with very few distractions. When students found another students sound vibration funny they only giggles for a few seconds then continued to listen and participate in the sound lesson. From this observation I can conclude that students knew the teachers classroom expectations
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Street food is ready-to-eat food or drink sold in a street or other public place‚ such as a market or fair‚ by a hawker or vendor‚ often from a portable stall.[1] While some street foods are regional‚ many are not‚ having spread beyond their region of origin. Most street foods are also classed as both finger food and fast food‚ and are cheaper on average than restaurant meals. According to a 2007 study from the Food and Agriculture Organization‚ 2.5 billion people eat street food every day.[2] Today
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I watched the documentary‚ Sound and Fury. This movie was about a two bother’s named Peter who was born Deaf‚ and the other named Chris who was hearing. Peter’s wife and three children are all Deaf. Chris’s and his wife had two kids that were hearing and one that was Deaf. Peter’s five-year-old daughter‚ Heather wanted to get a cochlear implant‚ but he and his wife weren’t really sure if they wanted their daughter to have one. Chris and his wife‚ Mari were getting their Deaf son‚ Peter‚ an implant
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repeated some word to his brothers that have stuck with me throughout my life that have certainly made me a smarter person when dealing with money. Uncle Jim looked directly in the eye of each of his brothers and said to them “Fools and their money will soon part”. He then grabbed his things and left. Throughout my life there have been many instances where this phrase has proved to be true. There is one in particular that comes to mind. It was a Friday afternoon and liberty call had just
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The code of the streets By Elijah Anderson The code of the streets sets its settings in the inner city black communities‚ and describe the people in those communities-what type of situations they are under‚ and how that affects their lives by forming a particular way of thinking and behaving. In the ghetto inner city‚ people with physical strength run the streets. In these streets‚ police are often not provided‚ and in fact are avoided by them. This causes an increase in violence and
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(1) Complete a review of Edward Alexander’s goals and assets; (2) How did Alexander search for his property? (3) How would you evaluate the Revere Street property? What are the risks and rewards‚ financials‚ and renovation issues; (4) How would you evaluate Alexander’s search for a mortgage? (5) What do the numbers look like? (6) Determination of the appropriateness of this particular property for Alexander’s personal needs. Should Alexander make this investment? Facts and notes to consider
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1. In the lab activity‚ you will examine sound waves as they are emitted from a moving source. Predict what will happen to the sound waves when the sound source is in motion. Record your prediction (hypothesis) as an “if then” statement. (For example: If you select the GO button‚ then the train will move) If the sound source is moving then when the sound gets closer‚ the volume will increase and when the sound passes by you‚ the volume will start decreasing. 2. Select the boy icon. Select the
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Reaction Paper Lights and Sound Museum Klyde O. Lencioco RZL10 – B6 I personally enjoy the presentation in Lights and Sound Museum‚ it’s because of my love in history. I love history since I was in elementary‚ some people history is boring but for me history is one of the exciting subjects in school because we’re studying past events for us to know and understand more why some historical events happen. The museum was great it showed many events in the history of our country‚ the presentation
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