A light year is
A) the time it takes light travel between the Sun and the furthest planet
B) the time it takes a beam of light to go completely around the Earth's orbit
C) the distance between the Sun and the next star
D) the distance that light travels in one year
E) how long it takes a Friday afternoon class in college to get finished

Question

Quizplus · Accepted Answer

A light year is the distance that light travels in one year, which is approximately 5.88 trillion miles (9.46 trillion kilometers). It is commonly used to measure astronomical distances.

A Light Year Is