Topic: Curvature of the Earth and Line of Sight
Answers to Common Questions
What distance do lose sight of an object due to the curvature of ...
The horizon limits you to 25 miles gi... Read More »
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How many miles can you see out into the ocean before the curvatur...
A six-foot man ca... Read More »
Source: http://www.chacha.com/question/how-many-miles-can-you-see-out-int...
What is the speed of the galaxy in the line of sight relative to ...
Sorry for such a late response, but try this if you didn't get it already: If I'm reading this correctly, the observed wavelength is longer than it actually is, so it is receding. I know that if a light source and an observer are receding f... Read More »
Source: http://answers.yahoo.com/question/index?qid=20070331211656AAkoyL5
Featured Content: Curvature of the Earth and Line of Sight
In many contexts, especially perspective drawing, the curvature of the Earth is ... Since the line of sight is a tangent to the Earth, it is perpendicular to the radius at ... More »
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Answers to Other Common Questions
The plane is actually following the curvature of the earth, which only seems to look straight - exactly the way ships do. IF it would follow a geometrical straight line, it would actually increase altitude, leaving the sphere of the atmosph... Read More »
Source: http://answers.yahoo.com/question/index?qid=1006040918545
For a person whose eye level is 5' 7" above the ground, the horizon is 2.9 miles away (4.7 km). See: http://en.wikipedia.org/wiki/Horizon for different formulas to determine the distance to the horizon from any height. The simple one is not... Read More »
Source: http://answers.yahoo.com/question/index?qid=20100721121956AAxbtWV
It happens pretty often that Jupiter and Venus are in much the same part of the sky. The Jovian year is around 12 earth years, so for a couple of years or so in twelve, depending on definitions, Jupiter will be close enough to the sun (in t... Read More »
Source: http://answers.yahoo.com/question/index?qid=20120503001226AAe0CUm
Thanks to the oblateness of our Earthly spheroid (that is, the flattening at the poles), the longest sightline is likely to be between two mountains near one of the poles. Therefore, though I didn't know this one, that answer gets a yay for... Read More »
Source: http://www.funtrivia.com/askft/Question88673.html
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