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Space Exploration and Technology — Quiz Answers

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1
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Why did the discovery of water-related minerals by Mars rovers significantly change scientific models of the planet's past environment?

A
It showed that Mars once had a stable orbit very different from today, including faster rotation.
B
It showed that Mars once had conditions very different from today, including liquid water.
C
It showed that Mars once had magnetic fields very different from today, including stronger intensity.
D
It showed that Mars once had surface features very different from today, including widespread volcanism.
3

Engineers are asked to design a system that can warn airlines about disruptions to navigation signals within hours of a solar storm. Which technology would be best suited for this task?

A
a satellite that measures photon emissions from the Sun
B
a probe that measures ultraviolet light in Earth’s atmosphere
C
an optical telescope that measures the Sun’s corona during eclipses
D
a space telescope that refines planetary orbits during solar transits
4

Choose the correct answer from each drop-down menu to complete the statement.

Answer:

directly analyzed soil samples|contains compounds that form in liquid water|climate models of Martian history

5

Data from space telescopes show a comet's orbit will cross Earth's path, leaving behind a trail of dust and debris. What prediction can scientists make from this observation?

A
Planetary alignments will no longer occur in the solar system.
B
Earth's orbit will permanently move closer to the Sun.
C
Earth's magnetic field will shift toward a new axis after the comet passes.
D
A meteor shower will occur when Earth passes through the debris trail.
6

Scientists use satellites to monitor the Sun for short-term changes, and telescopes to study planetary orbits over centuries. What does this comparison reveal about technological systems?

A
Some technologies predict events within months or years, while others predict only decades in advance.
B
Some technologies predict events within hours or days, while others predict events centuries in advance.
C
Some technologies predict events within centuries or millennia, while others predict only thousands of years in advance.
D
Some technologies predict events within hours or days, while others predict only weeks in advance.
8

Space telescopes have tracked the long-term orbital motion of Mars, Jupiter, and Saturn for decades. What prediction can be made from this type of data?

A
The three planets will appear close together in the night sky during a specific year.
B
Earth's rotation will reverse direction in a few centuries.
C
The planets will be eclipsed as the moon passes in front of them.
D
The orbits of the planets will pass between the Earth-Moon system and the Sun.
9

What trend can be observed in the focus of space technologies?

A
Technologies moved from studying radiation near Earth to avoiding the use of space-based tools.
B
Technologies moved from taking close-up views to collecting increasingly detailed data.
C
Technologies moved from measuring Earth's weather to exploring other star systems.
D
Technologies moved from studying distant galaxies to analyzing local soil samples.

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