📅 NSB Round Robin 2018🎓 HS🔄 Round 6#️⃣ Question 14🌟 Bonus✍️ Short Answer
An amateur astronomer observes 61 Cygni and determines that it has a parallax angle of 0.333 arcseconds. To the nearest whole number of light years, how far away is 61 Cygni from the Earth?
✔️Answer:10
🚀
Take Your Prep to the Next Level
Practice with interactive modes, adaptive testing, and detailed stats on our main app.