8th grade science

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I need some websites for the answers to these questions:

What is diffusion?
What causes diffusion?
Why is diffusion important to living organisms?


  • 8th grade science -


  • 8th grade science -

    thanks! and I took your advice on my short story (deeper ever deeper) and I got a 100 I really appreciate what you did and I strongly look up to your critisism. ty

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