everyday science MCQ #947

A light-year measures what?

everyday science MCQ #947

  1. Question 1

    Q1. A light-year measures what?

    • A) Distance
    • B) Time
    • C) Speed
    • D) Light intensity

    Answer: Distance

    Explanation: A light-year is a unit of distance — the distance light travels in one year (approximately 9.46 × 10¹² km) — not a unit of time despite containing the word "year."