Questions tagged [earth]
Earth is the planet on which we live, the 3rd planet from the Sun. Questions using this tag should be about Earth the planet and not Earth-like planets nor earth, as in dirt or soil.
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In the difference between the sun and moon's tidal effects on earth, is density or distance a larger factor?
This question is inspired by the (now looking at it, improper use of, my bad) comments section here in Physics SE. I'm not sure I could explain better than our short discussion does below:
No, the ...
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Since Earth spins, would an aircraft travelling opposite to direction of Earth spin take less time? [duplicate]
Suppose we want to reach the point on earth which in relative terms is exactly on the opposite end of the sphere we call earth (I know it is not an exact sphere).
We either dig vertically downwards, ...
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How an asteroid enters the Earth make a completely different outcome? [closed]
In this scenario there are different ways an asteroid could enter the Earth's crust but does the aftermath differ? Think of the surface of the Earth as thin sheet of ice and the magma the water ...
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Why do we say that the torque on Earth due to Sun is zero?
Let's assume, the mass of Earth = $M$, the radius of Earth = $r$, the moment of inertia due to revolution of Earth = $I$, angular momentum due to the revolution = $L$, distance between the center of ...
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Prove the Earth is round without vision [duplicate]
I have been wondering for a while.There dozens of topics which prove the earth is round. But they all heavily rely on the vision of the person you proof it to. Is there any way, not at all relying on ...
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Why don't Moon collide with Earth but revolves due to gravity? [duplicate]
As we know gravitational force is a central force so due to gravitational effect they must collide with each other but why they revolve?
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How can I destroy earth with physics? [closed]
I want to destroy the whole earth using physics, I would like to learn some of the ways that can be used to achieve this. I tried using a nuclear bomb but it takes so long, and I can't wait that much: ...