Tag Archives: physics

How High Can a Bullet Go?

There was a question posted on the physics subreddit asking how high in the air a bullet would go if you shot it straight up. It was later removed by the moderators (who knows why?), but I thought it was … Continue reading

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Black Hole and Earth

In the spirit of what if at xkcd, I saw the following question posted on a thread in reddit/r/space: What would happen if a black hole the size of a grain of sand existed on Earth? The thread was deleted … Continue reading

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