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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Can the Dzhanibekov Effect celestial bodies, like Earth’s crust and/or core causing the flipping of magnetic poles?
“The tennis racket theorem or intermediate axis theorem, is a kinetic phenomenon of classical mechanics which describes the movement of a rigid body with three distinct principal moments of inertia. ...
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Why something connected to the ground has 0 potential?
I'm studying the concept of grounding of neutral wire in AC. I have done an extensive research on the internet to answer the question "Why the neutral wire has 0 potential ?". The answer is ...
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Is there any current flow from a battery to the earth?
Suppose I connect the + (or -) pole of a battery to the earth with a conducting wire, will there be a current flow?
As I understand, the Earth is considered to be "neutral" in the sense that ...
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What happened to Newton 3rd law if our Moon is moving away at 1.5" yearly? [closed]
Our Moon is going away and I read that it is the culprit is our ocean, but then what happens to Newton 3rd law there should be an equal and opposite forces too so where's that? Is it absorbed by the ...
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Would a giant ball on earth roll towards the poles?
The radius of the earth is higher at the equator than at the pole. Would it mean then, that if I put a giant ball at the equator, it would roll up towards the pole? Why, why not?
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Conservation of water?
I know that water can exist in various states (liquid, solid, ...) and can be in various places (clouds, oceans, ground, ...). What I want to know is whether or not the total number of water ...
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If the tidal bulge on the earth speeds the moon up, how does the moon move to a higher orbit?
I understand that the moon causes a tidal bulge on Earth, and this tidal bulge moves slightly ahead of the moon due to Earth's rotation.
When reading about why the moon is moving away from the Earth, ...
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Are there reasonable models of Earth's surface as the space $\mathbb{R}P^2$? [closed]
Everyone knows that the Earth's surface is a 2-sphere, or a geoid.
Flat earthers propose that Earth's surface is a disk or some variation of that, and there is lots of discussion on why its not true ...
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Is the speed of Earth's spinning constant over a given 24 hours?
Is the speed that the Earth spins on its axis constant over the course of 24 hours?
As opposed to does it turn faster and slower during different hours over any given day even by a very small ...
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What's my displacement relative to my position a year ago? [closed]
Earth moves in a few different ways through the universe. Earth orbits the Sun (plus the orbit precesses), the Sun moves through the Milky Way, and the Milky Way moves through the universe.
Compared ...
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Does the Earth's magnetic field lag behind the Earth as Earth orbits the sun?
I imagine that when the earth orbits the sun, the earth's magnetic field is also subject to the sun's gravity, since photons and light are subject to gravity. As a result, the magnetic field does not ...
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How fast do I have to fly vertically up to pause sunset?
I'm standing on the famous Laguna Beach in southern Los Angeles to watch the sunset on December 18th (33.541679°N 117.777214°W, 0m elevation, 16:44 PST). Now, from my perspective at the shore, the sun'...
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Do frame dragging affects falling object?
Imagine there is a tall tower erected at the equator, a pulse of light is beamed from the top of the tower to the ground. Do I need to consider frame dragging? After all the spacetime is being tucked ...
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If I levitate at the same place will I come back to the same place after Earth taking it's one complete revolution? [duplicate]
so i have this question if i mean if we can levitate and decide to levitate and not stay on ground but at a place to look the ground, and we that earth rotates right and we rotate along with it cause ...
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Coriolis force relation to wind velocity
I'm learning coriolis effect on Winds moving from equator towards North pole. This is for geography.
Question:
Why is coriolis force stronger for winds having larger speed(larger component of ...