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The Solar System has entered a region of space where the laws of nature are slightly different. It will experience different physics for 3 years, then things will return to what we know now. Which...
#1: Post edited
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HDE 226868
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2020-06-02T18:43:46Z (almost 4 years ago)
<p>The sol system has entered a region of space where the laws of nature are slightly different. It will experience different physics for 3 years, then things will return to what we know now.</p><h1>Which of the following decay chains will have the least impact on earth's biology during those 3 years?</h1><ol><li><p><span class="math-container">$^{75}\text{As} ightarrow ^{75}\text{Se} + \text e^- + \overline{v}_e : \lambda = 12d$</span></p></li><li><p><span class="math-container">$^{74}\text{Ge} ightarrow ^{74}\text{As} + \text e^- + \overline{v}_e : \lambda = 12d$</span></p></li></ol><p>Try to include </p><ul><li><p>which organisms or ecosystems will be negatively impacted, </p></li><li><p>with references to a clinical information source, </p></li><li><p>and the best possible estimate for when negative effects will become apparent.</p></li></ul><p><em>(Only one of these changes has occurred alone, all other physics remains unchanged)</em></p>
- <p>The Solar System has entered a region of space where the laws of nature are slightly different. It will experience different physics for 3 years, then things will return to what we know now.</p>
- <h1>Which of the following decay chains will have the least impact on earth's biology during those 3 years?</h1>
- <ol>
- <li><p><span class="math-container">$^{75}\text{As} ightarrow ^{75}\text{Se} + \text e^- + \overline{v}_e : \lambda = 12d$</span></p></li>
- <li><p><span class="math-container">$^{74}\text{Ge} ightarrow ^{74}\text{As} + \text e^- + \overline{v}_e : \lambda = 12d$</span></p></li>
- </ol>
- <p>Try to include </p>
- <ul>
- <li><p>which organisms or ecosystems will be negatively impacted, </p></li>
- <li><p>with references to a clinical information source, </p></li>
- <li><p>and the best possible estimate for when negative effects will become apparent.</p></li>
- </ul>
- <p><em>(Only one of these changes has occurred alone; all other physics remains unchanged)</em></p>