lab_2_questions_to_answer

lab_2_questions_to_answer - 1. Is the relationship between...

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Questions to answer in your lab report 1. MAIN QUESTION - What determines the water clarity of lakes, rivers and oceans? 1. Do you expect there to be error in your measurements? If so, how could you reduce the effect of measurement error on the precision of your concentration- attenuation relationships? 1. Which substance is the most effective at attenuating light? Justify your answer in quantitative terms.
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Unformatted text preview: 1. Is the relationship between light attenuation and concentration linear? 1. Rooted plants (weeds!) can only grow where at least 5% of the surface light reaches the bottom of the lake. Using your concentration/attenuation relationship for particles, determine the decrease in the depth of the plant zone that would occur if the particle concentration (suspended algae?) were to double?...
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