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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Coriolis effect and Cyclones
The Coriolis force predicts that winds in the northern hemisphere should be deflected in a clockwise pattern and winds in the southern hemisphere should be deflected in an anti-clockwise pattern. Why ...
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Why do geysers have an almost constant period between eruptions?
I was wondering about how can geysers be so precisely predicted. For example, I was in the Yellowstone Park, and it amazed me how the eruption of the Old Faithful was accurately predicted. Also, it ...
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How can the distance to the Sun from the Earth be determined without relying on any prior baseline measurements?
I am asking if there is a way that a man could determine the distance from the earth to the sun without already having a baseline distance or dimension measurement to begin with, and without having ...
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Difference between Earth's surface area seen from ISS and the theoretical area if light refraction is neglected
What is the difference between Earth's surface area seen from ISS and the theoretical area if light refraction is neglected? I watched a video telling that it is not possible to know why a great ...
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What percentage of neutrinos does the earth absorb?
Assuming a neutrino beam is directed from a point on the surface of the earth to its antipode, what percentage of neutrinos will emerge on the other side?
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Does Earth's electromagnetic field rotate with Earth?
I find sources saying that Earth's magnetic field rotates with Earth, but there are few sources saying that the electromagnetic field rotates with Earth. I realize the question may have a complicated ...
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Do we have a "good" model for the temperature of the Earth's crust/mantle/core measured from the center of the earth?
Is there a "good" function $f$ that models the temperature of the Earth's crust/mantle/core measured $r$ miles from the center of the earth? By good, I mean a function that strikes a nice ...
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Distance between two points on Earth (arc length) doesn't increase with altitude (radius) according to GPS
Consider the following example:
Point A has coordinates 45 lat, 0 long. Point B has coordinates 45 lat, 2 long. Both points are 5000 ft above sea level. The distance between them is X.
Point C has ...
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Does the lithosphere have a resonant frequency?
In meteorological sciences, there is an important concept known as the Schumann resonance, which are the integer values of electromagnetic resonance between the surface and ionosphere. The values ...
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Can anyone explain how does an object move upward from the surface of the earth defying the spacetime curvature?
I am trying to understand the while concept of spacetime curvature. Space is a fabric which is bent by heavy masses. But I don't understand that why objects follow the geodesics and get attracted to ...
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How long would it take for down becoming the opposite on earth?
Sorry if the question is unclear, I will try to explain it better.
Let's say that I am standing still somewhere on the planet and I say while pointing at my feet :"Down is this way", how ...
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How is lava ferrous oxides responding to Earth's magnetic field related to Curie temperature?
One of the evidences of Earth's magnetic field oscilations are different magnetic orientations of lava particles that pop up on the surface at several volcanic locations at several chronologic stages ...
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Earth, Moon, gravitatioal pull
Does the gravitational pull that causes tides, also affect the Earth's land mass. Does it affect the atoms, molecules, is there a slight bulge to the actual Earth / Land itself?
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Alfven waves in the ionosphere
I was given the following problem/question as a part of my homework in physics:
It is raining with thunder in Australia, and the lightnings generate transverse Alfven waves in the ionospheric plasma. ...
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Does anyone know where I can find values of gravity?
Does anyone know where I can find the values of gravity at different places across the globe and at different heights? I am doing an assessment on gravity and can't find any data for the values of ...
