Multiple choice 9.46 × 1012 km is value of _________. 1 Light year 1 Parsec Both 1 and 2 None of these Reveal answer Fill a bubble to check yourself A Correct answer Explanation One light year equals approximately 9.46 trillion km (9.46 × 10^12 km), which is the distance light travels in vacuum in one year at 299,792 km/s. A parsec is about 3.26 light years.