Is the river really harnessed ? justify your answer !!
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Good morning ..
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Eristics do scientists use to distinguish between organisms in different kingdoms

The two tubes contain bromothymol blue. after 24 hours, what will the color of the water be in tube b? a. green (it won't change) b. yellow c. blue d. colorless (clear)

Why does the earth spin slowly, not faster? is it possible to prove it scientifically? can you prove it with math?