Earth Science

I need help, please.
1. In a local water supply, lead levels have increased due to corroded pipes. Drag each item to indicate whether it is effective or ineffective in removing chemical contaminants such as lead.
a. Reverse osmosis - Effective or Ineffective
b. Ultraviolet radiation - Effective or Ineffective
c. Distillation - Effective or Ineffective
d. Microfiltration - Effective or Ineffective

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  1. Are the answers;
    a. Reverse osmosis - Effective
    b. Ultraviolet radiation - Ineffective
    c. Distillation - Ineffective
    d. Microfiltration - Ineffective

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  2. I am inclined to agree with you.

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    Damon
  3. However filtration also works, not as effective but works.

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    Damon
  4. Anon is partially correct except pu distillation in effective

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  5. Wait no I was wrong do t put distillation anywhere it is a placeholder

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  6. Effective - Reverse osmosis , Distillation
    Ineffective - Microfiltration , Ultraviolet radiation
    These are the correct answers just saying......

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