Thursday, March 23, 2017

Light, Matter, and Telescopes (Mary, Collin, Emma)

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16 comments:

  1. What are some uses of the different forms of phase changes?

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    2. Melting a ice cube into its liquid form so that you can drink it can be use of a phase. Also, freezing cream into ice cream and condensation of water can create vapor.

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  2. If most light cannot be seen by the human eye, what WOULD this light look like if we could see it and where is it?

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    1. We would need different detectors in our eyes to be able to "see" the radiation. Light is energy particles, so i assume it would look like little energy particles moving around very quickly.

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  3. Why do astronomical detectors only take pictures of one color of light at a time?

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    2. Different types of telescopes usually don't take multiple readings. An image taken at one time could very well be different if it is taken seconds later.

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  4. What are some advantages and disadvantages of using a ground based telescope compared to using a telescope in space?

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    1. You got this from the homework. If you use a telescope in space you have a better visual, due to the fact that you don't have to look through the atmosphere. It is more expensive, though. If you use a ground base telescope, you have a wider view, but less detail, and it is inexpensive.

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  5. What telescope would the average person use if they were wanting to look at the stars?

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  6. You could buy, or build, a reflecting or a refracting telescope. They are fairly inexpensive and use simple mirrors to see the stars from the ground.

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  7. what is the faintest thing you can see with a ground based telescope?

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    1. I'm not sure. I would say that is all based on distance of the star.

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  8. Why do objects only emit one color?

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  9. When would one use a refracting telescope versus a reflecting telescope?

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