Saturday, November 16, 2013

Link 13 The Sun





http://solar-center.stanford.edu/singing/

7 comments:

  1. The phenomenon of the sun singing comes (perhaps) as a surprising act, one that redefines how the Sun is portrayed. The tendency of all is to imagine the Sun as both a source of light and heat, but in reality these are simply manifestations of the energy provided from the sun's core. In fact, the Sun is both a unilateral and multilateral force, releasing energy but portraying in different ways. In photography, there is also a tendency to see a picture as a factual representation, capturing and representing a moment. But, much like the Sun singing, a picture affects its audience in ways beyond the factual representation of its subject. In a rush to judge the actualities of a given piece, one often forgets or neglects the emotional response to that piece. In a way, much like the Sun's singing, how does an art piece transcend the visuals and affects our emotions? That is a question of considerable importance, equally or perhaps more important that the actualities of the image.

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  2. In chem we just learned about the nature of light waves, how different lengths determine the color we see, etc. I think concepts of light waves are often quite hard to grasp at first because we are so used to it. The sun rises and sets daily without fail, thus we don't have to question where or how it comes. As we can't see light traveling, I think turning the light waves into sound ones and making the sun sing is a very interesting interpretation to what the sun does. This brings an almost life-like presence to our image of the sun, changing it from being something that we assume is just always there to something that actually has movement.

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  3. When I first got to the website linked above, I thought I had messed it up somehow. The sun singing isn't something I thought we would look at! However, this was a really interesting, if not somewhat strange, link. The sounds that the Sun makes can not usually be heard by humans, but it is interesting to see what the vibrations would actually sound like. I also liked the part a bit further down the page on watching the sun boil. As a baker, I liked the simile of the brownies being baked because it really creates a relatable visual for me!

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  4. I really do think this connects with the idea of light. Light and sound are both forms of energy and both exist in wave forms, so essentially one could be the transduction of the other. These sound waves really could just be the light waves transforming their energy into sound waves, which in turn causes the sun to vibrate. I also think it's pretty cool how the sound waves' frequencies are so low that forty days of vibrations were compressed into just a few seconds.

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  5. It seems like this is one of the links that is very tangential to the class, but still relevant in its own way. Considering that the sun is the source of energy that keeps the entire earth living and operating as we know it, I don't think enough credit is given to the power and complexity of this levitating burning ball of gas and flame. The idea that the sun makes noise is not something that I find surprising, as if you stopped and thought about it, it seems logical that a burning object would make noise, as experience shows most burning objects do.

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  6. The fact that the sun vibrates in this way is really amazing and I find it pretty incredible that people discovered this and were able to measure it. I do, however, think that saying that the sun has a sound is a bit of a misnomer. As was pointed out on the website, there is no medium for sound waves to travel through outside of the sun. This means that the sun is really just vibrating. It is true that on earth vibrating things typically make a noise because we don't live in a vacuum but I think it isn't quite right to say that the sun has a sound. Also, while the sun vibrates at a very low frequency compared to what we are used to, it vibrates at what could be considered a high frequency compared to its life span. I thought that putting that in a different frame of reference was pretty neat.

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  7. What I listened to was not at all what I expected to hear. This fluctuating white-noise-esque sound reminded me of an engine revving up and down. The process describing how they created the sounds was interesting too. It's odd for me to think about the sun emitting sound, but then again it's not that surprising, considering the amount of energy it radiates. It's also interesting that studying the soundwaves produced by the sun provides practical information about its interior.

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