USAAAO 2018, I кръг — Задача 1
USAAAO National Astronomy Olympiad First Round 02/12/2018-02/16/2018 Time Limit: 75 Minutes · 12 февруари 2018 г. · 1 т.
Внимание: Бележка към темата
The solutions document provides answer letters for all 30 problems and brief explanations for some problems.
Условие
A planet's orbit around a star has a semimajor axis of 16 AU. What is the period of the planet's orbit?
A. 6 years
B. 32 years
C. 64 years
D. 256 years
E. 4096 years
Решение
Answer: C
Use simplified version of Kepler's Law.
Оригинал в Архива: usaaao-first-round-exam-2018.pdf · официални решения: usaaao_first_round_2018.pdf