Questions tagged [horizon]

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2 votes
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Learn geological properties of the horizon through density of the rocks

It is possible to evaluate the geological structure of a basin based on gravimetric data. But if one doesn't have gravimetric data, how can one learn the geological structure and properties of a ...
student0434's user avatar
8 votes
5 answers
11k views

What are we seeing when we see the curvature of Earth?

I don't know if this question's for here, physics, maths, or geometry. I know that this or something similar has been asked a million times, but I've recently come to the concept that since the ...
Lacrymology's user avatar
47 votes
7 answers
277k views

How high must one be for the curvature of the earth to be visible to the eye?

I would like to ask that at what distance from the Earth's surface the curvature of the Earth is visible. What layer of the atmosphere is this? I've noticed that at the height of 9-12 Km (the view ...
Mani's user avatar
  • 667
0 votes
2 answers
1k views

What is the Moon's distance from viewer at horizon?

From a viewer's standpoint, when the moon starts to rise at the horizon, is the moon at the furthest distance from the viewer visually? The Moon differs from most satellites of other planets in that ...
user5434678's user avatar