Question

1. a. Why do we need standard units of measurements? (3 marks)
b. Ruchi needs a piece of ribbon of one cubit length for decoration purposes. She sent her brother to buy it , she didn’t get the desired length. What do you think went wrong? What could have been done to get the exact measurement? (Give reason)

Answer 1

1. a. We need standard units of measurements to make our judgement more reliable and accurate.

Answer 2

Answer:

A. We need standard unit for measurement to make our judgment more reliable and accurate.

Explanation:

For proper dealing measurements should be same for everybody. There should be a uniformity in measurement.....

S I unit in Sci and technology almost universally