How and Why Do Crickets Chirp? The cricket’s call‚ a sound familiar to almost everyone across the globe‚ can vary from isolated clicks to repetitive chirps to long trills. While the females are mute‚ most male crickets can be loud musicians‚ producing species-specific songs up to 100 decibels‚ about the same volume as a motorcycle or a power drill. They create their songs by a method that is very different from human vocalization. http://www.nytimes.com/2006/01/31/science/31obox.html?_r=0 Cricket
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I started with the conservation of number task by lining up two rows of Skittles with five skittles in each row. The concept of this activity is to rearrange the Skittles in each row so that one appears longer than the other due to the increased amount of space between each Skittle. Based on the child’s response the observer is able to ascertain the child’s level of cognitive development. The first child that I sat down and talked with was Lela. Lela was a blonde three year old with brown eyes and
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investigated the question “How does the amount of solute affect the time it takes for the solute to dissolve?” I thought about this question for a very long time and come up with a hypothesis for the investigation was “If the amount of solute increases‚ then the time for the solute to dissolve will increase. This is because the solute will become more concentrated and it won’t disolve into the solvent as fast. (Sadner‚ 2008)” Looking at the data I collected‚ I think that this hypothesis was accepted‚ because
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Living in the U.S today with a political election coming up I believe it is important to be involved in the voting process. As young adults‚ we as juniors and seniors almost of age to vote really should in my opinion should be paying attention to the election more than they ever have. The reason for that is due to the fact that the U.S has one of the lowest voter turnout of any country in the world while the U.S in 2012 56% of voters turned out while some countries will get up to 95% voter turnout
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Why do we sleep? Time is money. But every day we spend 8 out of 24 hours to sleep. In such a busy world we live in‚ those precious 8 hours could be spend for a lot of things. However we are all acknowledge at some point that sleep makes us feel refresh. After a good night sleep‚ we are able to concentrate better and feel happier. The difference between sleep makes us feel better and not having sleep makes us feel terrible explain why sleep might be necessary. Until today‚ despite our advanced technology
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Why do people work? Think about the reading and your own knowledge of human nature. In his essay “Work and Labour” Igor Shchegolev referred to Daniel Yankelovich’s three conceptions of work (described in “The Work Ethic Is Underemployed”). “First‚ as labour‚ as a way to exist; second‚ as a way to improve one’s level of life; and third‚ as a moral necessity”‚ paraphrased Igor. These conceptions closely resonate with an ancient orthodox perception of three stages Christian might act in: stages
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Why is it Important to Vote Why is it important to vote? I can’t vote yet but I wish I could for my country. I will give you some reasons why it is important to vote. My first reason why it is important to vote is with one vote you can change a country and possibly a nation. Support your country with every respect you have to it and make a change by voting. My second reason why it is important to vote is we all have the freedom to vote and to not let other people choose our vote for our country
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Name___________________________________ Biology 2401 Quiz Fundamentals of the Nervous System Ch 11 MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) What is the role of acetylcholinesterase? A) amplify or enhance the effect of ACh B) destroy ACh a brief period after its release by the axon endings C) act as a transmitting agent D) stimulate the production of serotonin 1) 2) The term central nervous system refers to the ________
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important to you? Why is it important to the community? There are many aspects of parks‚ recreation and leisure that interest me. I am particularly interested in the conservation and continued expansion of our park system. The rich cultural history and natural beauty the parks provide are vital to our country. Growing up in the rural south‚ where resources were often scarce‚ my family depended on local‚ state and national parks for a great deal of our leisure and recreation. We spent many summers
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Why do forecasts fail? How do you recommend improving the results? What tools would you use? These are very important questions that you should ask yourself when making‚ monitoring‚ and updating a forecast. The answers to these questions will help you make a more accurate forecast or help you update or fix a forecast that may already be in place. Forecasts in their own nature are expected to have some type of error but with the correct techniques it can be measured and monitored. Some factors
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