KIDS QUIZ
SPACE EXPLORATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A volume of space mostly empty of matter, such as oxygen to breathe.
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Mass
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Vacuum
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Gravity
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Density
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Explanation:
Detailed explanation-1: -Vacuum – a volume of space mostly empty of matter such as oxygen to breathe. Astronomical unit – the distance between the Earth and Sun.
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