Pupils constructed a weather instrument Inner tube The mistake made in the construction was

Pupils constructed a weather instrument Inner tube

The mistake made in the construction was
A. Using coloured water
B. Placement of the scale
C. Using a narrow tube
D. Closing the cork tightly.

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The correct answer is B. placement of the scale

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sharon kalunda answered the question on July 29, 2019 at 13:41

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