GK
SOLAR SYSTEM
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Approximately how old is the universe?
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10.3 billion years
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12.5 billion years
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13.7 billion years
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5 billion years
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Explanation:
Detailed explanation-1: -UPDATE! Measurements made by NASA’s WMAP spacecraft have shown that the universe is 13.7 billion years old, plus or minus about 130, 000 years.
Detailed explanation-2: -Scientists’ best estimate is that the universe is about 13.8 billion years old.
Detailed explanation-3: -The Big Bang: the birth of the universe Around 13.7 billion years ago, everything in the entire universe was condensed in an infinitesimally small singularity, a point of infinite denseness and heat. Suddenly, an explosive expansion began, ballooning our universe outwards faster than the speed of light.
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