Chat with AIExam 1: Our Place in the Universe
Exam 1: Our Place in the Universe102 Questions
Exam 2: Discovering the Universe for Yourself135 Questions
Exam 3: The Science of Astronomy97 Questions
Exam 4: Making Sense of the Universe: Understanding Motion, Energy, and Gravity103 Questions
Exam 5: Light: the Cosmic Messenger139 Questions
Exam 6: Formation of Planetary Systems: Our Solar System and Beyond174 Questions
Exam 7: Earth and the Terrestrial Worlds180 Questions
Exam 8: Jovian Planet Systems85 Questions
Exam 9: Asteroids, Comets, and Dwarf Planets: Their Nature, Orbits, and Impacts118 Questions
Exam 10: Our Star101 Questions
Exam 11: Surveying the Stars129 Questions
Exam 12: Star Stuff137 Questions
Exam 13: Bizarre Stellar Graveyard110 Questions
Exam 14: Our Galaxy112 Questions
Exam 15: Galaxies and the Foundation of Modern Cosmology152 Questions
Exam 16: Dark Matter, Dark Energy, and the Fate of the Universe97 Questions
Exam 17: The Beginning of Time105 Questions
Exam 18: Life in the Universe82 Questions
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On a cosmic calendar, in which the history of the universe is compressed into 1 year, when did the dinosaurs become extinct?
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