everyday science MCQ #4575

Metre is the unit of:

everyday science MCQ #4575

  1. Question 1

    Q1. Metre is the unit of:

    • A) Time
    • B) Speed
    • C) Mass
    • D) Length

    Answer: Length

    Explanation: The metre is the SI base unit of length, defined since 1983 as the distance light travels in vacuum in 1/299,792,458 of a second.