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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 21, To The Sky!, Chapter 22, Tiptoeing Through the Milky Way.

Multiple Choice Questions

1. Einstein's work undermined what concept?
(a) That light is the fastest thing in the universe.
(b) That our frame of motion is stationary.
(c) That the Sun is unique.
(d) That humans can travel to distant stars.

2. What types of information does SETI analyze?
(a) Radio waves.
(b) Magnetic waves.
(c) Cosmic rays.
(d) Gravitational waves.

3. How does Sagan characterize most of the benefits gleaned from the space programs of the 60s and 70s?
(a) They were underestimated.
(b) They were relatively unimportant.
(c) They were unexpected.
(d) They were intangible.

4. What happens to the number of asteroids and comets in the solar system as time goes on?
(a) It remains about the same.
(b) Its change is unknown.
(c) It diminishes.
(d) It increases.

5. What type of government is Sagan most opposed to?
(a) Fascism.
(b) Plutocracy.
(c) Theocracy.
(d) Socialism.

Short Answer Questions

1. What other medium was used to express the desire to wander, according to Sagan, as human civilization developed?

2. How far out does the solar corona die out?

3. What scientist is credited with making the first discoveries that caused problems for the geocentric theory?

4. What astronomical discovery did Galileo make that significantly damaged the geocentric theory?

5. Sagan describes the "myth" that he believes should be created as centering around what?

(see the answer key)

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