📝 Mock Exercise 14

Unit 6.1: Space Exploration

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Part 1: Complete the Sentences (3 points each)

1. Space exploration presents _______ technical obstacles requiring innovative engineering solutions and international collaboration.

2. Planetary rovers analyze Martian _______ composition searching for geological evidence of ancient microbial life.

3. Cosmologists theorize about the _______ origin using quantum mechanics and observational astronomy data.

4. Astrobiologists search for extraterrestrial _______ forms that might survive in extreme planetary conditions.

5. Cosmic radiation poses _______ dangerous health hazards for astronauts during long-duration missions.

6. Deep space missions _______ crew safety through exposure to microgravity effects and solar particle events.

7. Scientists debate whether intelligent civilizations _______ elsewhere within our galaxy's billions of star systems.

8. Extended missions may _______ of critical supplies unless reliable recycling systems function optimally.

Part 2: Complete the Paragraph (2 points each blank)

Humanity ventures beyond Earth seeking cosmic understanding. Interplanetary exploration proves technically _______ requiring decades of preparation. Mars rovers examine the planetary _______ for water ice deposits. Telescopes probe the vast _______ for habitable exoplanets. Astronomers wonder whether alien life forms _______ in distant star systems.