KIDS QUIZ
SPACE EXPLORATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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According to the background paragraph, why is Adam Steltzer considered an expert on the topic of this article?
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this person is a NASA engineer
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this person is a science and astronomy writer
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this person is a former astronaut
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this person is the first astronaut to walk on the Earth’s moon
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Explanation:
Detailed explanation-1: -A former bass player in a rock-and-roll band who likes to go to work in snakeskin cowboy boots, Adam Steltzner led the team that invented the revolutionary Sky Crane, which enabled the Curiosity rover to set down on Mars as gently as a duck landing on a pond.
Detailed explanation-2: -He worked on several flight projects including Galileo, Cassini, Mars Pathfinder, Mars Exploration Rovers (MER). He was the lead engineer of the Mars Science Laboratory’s EDL phase (Entry, Descent and Landing), and helped design, build and test the sky crane landing system.
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