Environmental Sciences, asked by aaravkrdey12, 18 days ago

Write any four precautions to be followed, when a metre scale is being used for measuring a given length.

Answers

Answered by marinatte2704

2

Answer:

1)Keep the ruler exactly along the length to be measured.

2)Avoid using worn out portions of the ruler.

3)Keep the eye vertically above the point where the measurement is to be taken.

Explanation:

sorry i only know this much

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