Thursday, March 17, 2016

The Sun and Stars by Sydney Wilhelm and Allison Kortkamp


12 comments:

  1. How long does it take for the light to get from the Sun to Earth?

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    1. It takes an average of 8 minutes and 20 seconds for the light to get from the sun to the earth.

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  2. This comment has been removed by the author.

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  3. How hot is the radiation zone exactly?

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    1. The radiation zone is 3.5 million degrees F or 2 million degrees C

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  4. Why is the radiation zone hotter than the convection zone?

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    1. The head of the sun is formed in the core meaning that it moves upwards. Because of this, the radiation zone is closer to the core meaning it's hotter than the convection zone.

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  5. What tools do scientists use to measure characteristics of other stars?

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    1. A tool called a spectrometer allows astronomers to determine the chemical composition of planets and stars, as well as to indicate the speed and direction of a star or galaxy.

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  6. What purposes do astronomers have for helioseismology?

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  7. What purposes do astronomers have for helioseismology?

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    1. The age of the sun can be inferred with helioseismic studies

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