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How big is the universe? How small are we?

Answer 1

Big?? Its vast..
Still we have not reached its end..

The universe is almost 13.8 million years old.
Till now the observable universe is 28 billion light years in diameter.
But scientiests say that the universe is still expanding so,
u may think..
still we are a way way way... back to discover how big the universe is actually..

Just go through this picture to know comparision between u and the OBSERVABLE UNIVERSE..

WATCH this video for more info.

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Answer 2

Hunter Arthur

The observable universe is about 93 billion light-years in diameter. In comparison, humans typically range from about 5 to 6 feet in height, which is relatively small on a cosmic scale.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.