alleryTo measure something we compare it with what?
AThe weight of the thing
BA friend's estimate
CA known standard unit
DA bigger object each time
Answer & Solution
Correct answer: C. A known standard unit
1. Measuring compares an unknown amount with a known one.
2. The known one is a standard unit.
3. Guesses and random objects give unreliable results.
_Source: Wikipedia, Measurement (CC BY-SA 4.0, rev 1374453847), Measurement_
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