Wow, only now, after four attempts, do I really understand how hard this question is to answer.
Most of your answers have been very informative and I thank you all for enlightening me with the information that you have.
However I feel the question here is the failing and I will attemp to express it differently.
Here goes ..... If I am 6 feet tall and I stand infront of a six foot high wall, then moving backwards to lets' say 1 mile away.
Firstly, my height remains at six foot, the wall remains at six foot.
Why then does the wall appear to be a fraction of it's true size?
Why does it not remain as large as it previously appeared in my field of view?
This is not a question about the angles or otherwise of our visual capabilities as humans, this is a fundemental question about why objects seem smaller the further their distance?!
I am finding it hard to believe that no-one understands my question.
Strip away everything you have ever learned and then answer
2006-07-16
13:37:34
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16 answers
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asked by
THINKER
2