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Who is the author of the book 'Pale Blue Dot: A Vision of the Human Future in Space'?
What is the primary subject matter of 'Pale Blue Dot'?Space explorationHuman future in spaceMarine biologyMedieval history
'Pale Blue Dot' was inspired by an image taken by which spacecraft?
What is the Pale Blue Dot?EarthAn image of Earth from 6 billion kilometers awayThe International Space StationThe Moon
In 'Pale Blue Dot', Sagan argues that human survival depends on what?
What does Sagan refer to when he mentions the 'Great Demotions'?Humanity's reduced status in the universe over timeThe fall of the Roman EmpireThe degradation of Earth's environment
What year was the 'Pale Blue Dot' photo taken?
What color does Sagan refer to Earth as, when seen from space?BlueGreenRedBlack
'Pale Blue Dot' uses the Voyager 1 photo to illustrate the idea that...
According to Sagan, what is the significance of the 'shores of the cosmic ocean'?Reference to humanity's initial explorations of spaceThe hypothetical existence of water on MarsTheoretical ocean beneath Europa's surface