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3) How did people measure lengths in ancient times? 4) Write the precautions that one should take while measuring the length with a scale. |
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Answer» 3)In ancient times, the body ruled when it came to MEASURING. The length of a foot, the WIDTH of a finger, and the distance of a step were all accepted measurements. Inch: At first an inch was the width of a man's thumb. ... Span: A span was the length of the hand stretched out, about 9 inches.4)The PRECAUTIONS to be taken while using a meter scale to measure lengths are as follows : 1)The scale should be placed to the side of the object being MEASURED. It should also be in touch with the object being measured. 2)While reading the scale, eye MUST be placed vertically above the scale mark being read. |
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