9 of 20 Questions Assignment Score: 49.8% Resources Ly Give Up? Hint Check Answer OZ QUESLIVIT 1 of co Attempts Press > Esc to exit full screen Correct Attempt 2 100% 1 of co Attempts Correct 20 Astronomers discover an exoplanet, a planet orbiting a star other than the Sun, that has an orbital period of 2.50 Earth years in a 11 Question 0% circular orbit around its star, which has a measured mass of 3.40 x 1050 kg. 0 of co Attempts @ Macmillan Learning 12 Question 0% Determine the radius r of the exoplanet's orbit. 0 of co Attempts 2.61 x108 r = m 13 Question 100% Incorrect 1 of co Attempts Correct 14 Question 100% 1 of co Attempts Correct 15 Question 0% 0 of co Attempts 16 Question 0% 2 of co Attempts 17 Question 0% 1 of co Attempts 18 Question 0% 0 of co Attempts 19 Question 0 of co Attempts 20 Question 100% 1 of co Attempts CorrectResources Feedback Resume 17 of 20 Questions Assignment Score: 49.8% x Give Up? Press Esc to exit full screen 10 Question 100% Attempt 1 1 of co Attempts Correct A planet of mass m = 3.65 x 1024 kg orbits a star of mass M = 3.45 x 1029 kg in a circular path. The radius of the orbit is 11 Question 0% R = 8.45 x 10' km. 0 of co Attempts Macmillan Learning What is the orbital period Tplanet of the planet in Earth days? 12 Question 0% 0 of co Attempts 13 Question 100% 59.25 days 1 of co Attempts Tplanet = Correct Incorrect 14 Question 100% 1 of co Attempts Correct 15 Question 0% 0 of co Attempts 16 Question 0% 2 of co Attempts 17 Question 0% 1 of . Attempts 18 Question 0% 0 of co Attempts 19 Question 0% 0 of co Attempts 20 Question 100% 1 of co Attempts Correct