Question 1

What is the metric system for length?

Accepted Answer

Based on the meter: 1000 mm = 100 cm = 1 m, and 1000 m = 1 km. Prefixes follow powers of 10.

Question 2

What is the imperial system for length?

Accepted Answer

12 inches = 1 foot, 3 feet = 1 yard, 1760 yards = 1 mile. Used in US, UK, and some Commonwealth countries.

Question 3

Why do US and UK use different systems?

Accepted Answer

The UK officially uses metric but imperial persists in daily life. The US never fully adopted metric. Both countries use mixed systems.

Metric Imperial Length Distance Converter - Free Online

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